| Name | Mtime | Size | Type | |
|---|---|---|---|---|
| 0 | scientific-american-1845-08-28-v01-n01.pdf | 2020-05-31 12:08:49Z | 9.2 MiB | application/pdf |
| 1 | scientific-american-1845-09-04-v01-n02.pdf | 2020-05-31 12:09:41Z | 12 MiB | application/pdf |
| 2 | scientific-american-1845-09-11-v01-n03.pdf | 2020-05-31 12:08:47Z | 9.2 MiB | application/pdf |
| 3 | scientific-american-1845-09-18-v01-n04.pdf | 2020-05-31 12:09:08Z | 7.9 MiB | application/pdf |
| 4 | scientific-american-1845-09-25-v01-n05.pdf | 2020-05-31 12:08:36Z | 7.8 MiB | application/pdf |
| 5 | scientific-american-1845-10-02-v01-n06.pdf | 2020-05-31 12:09:02Z | 7.6 MiB | application/pdf |
| 6 | scientific-american-1845-10-09-v01-n07.pdf | 2020-05-31 12:08:58Z | 3.5 MiB | application/pdf |
| 7 | scientific-american-1845-10-16-v01-n08.pdf | 2020-05-31 12:08:47Z | 9.2 MiB | application/pdf |
| 8 | scientific-american-1845-11-13-v01-n09.pdf | 2020-05-31 12:08:51Z | 8.9 MiB | application/pdf |
| 9 | scientific-american-1845-11-20-v01-n10.pdf | 2020-05-31 12:09:31Z | 7.5 MiB | application/pdf |
| 10 | scientific-american-1845-11-27-v01-n11.pdf | 2020-05-31 12:09:07Z | 11 MiB | application/pdf |
| 11 | scientific-american-1845-12-04-v01-n12.pdf | 2020-05-31 12:09:54Z | 11 MiB | application/pdf |
| 12 | scientific-american-1845-12-11-v01-n13.pdf | 2020-05-31 12:08:55Z | 7.3 MiB | application/pdf |
| 13 | scientific-american-1845-12-18-v01-n14.pdf | 2020-05-31 12:08:59Z | 8.4 MiB | application/pdf |
| 14 | scientific-american-1845-12-25-v01-n15.pdf | 2020-05-31 12:08:49Z | 9.8 MiB | application/pdf |
| 15 | scientific-american-1846-01-01-v01-n16.pdf | 2020-05-31 12:09:41Z | 8.8 MiB | application/pdf |
| 16 | scientific-american-1846-01-08-v01-n17.pdf | 2020-05-31 12:09:52Z | 6.6 MiB | application/pdf |
| 17 | scientific-american-1846-01-15-v01-n18.pdf | 2020-05-31 12:09:24Z | 6.9 MiB | application/pdf |
| 18 | scientific-american-1846-01-22-v01-n19.pdf | 2020-05-31 12:09:14Z | 8.3 MiB | application/pdf |
| 19 | scientific-american-1846-01-29-v01-n20.pdf | 2020-05-31 12:09:17Z | 7.9 MiB | application/pdf |
| 20 | scientific-american-1846-02-05-v01-n21.pdf | 2020-05-31 12:09:17Z | 7.8 MiB | application/pdf |
| 21 | scientific-american-1846-02-12-v01-n22.pdf | 2020-05-31 12:09:43Z | 8.2 MiB | application/pdf |
| 22 | scientific-american-1846-02-19-v01-n23.pdf | 2020-05-31 12:09:43Z | 8.3 MiB | application/pdf |
| 23 | scientific-american-1846-02-26-v01-n24.pdf | 2020-05-31 12:09:49Z | 7.9 MiB | application/pdf |
| 24 | scientific-american-1846-03-05-v01-n25.pdf | 2020-05-31 12:09:16Z | 9.2 MiB | application/pdf |
| 25 | scientific-american-1846-03-12-v01-n26.pdf | 2020-05-31 12:09:44Z | 6.3 MiB | application/pdf |
| 26 | scientific-american-1846-03-19-v01-n27.pdf | 2020-05-31 12:09:42Z | 9.1 MiB | application/pdf |
| 27 | scientific-american-1846-03-26-v01-n28.pdf | 2020-05-31 12:09:16Z | 9.1 MiB | application/pdf |
| 28 | scientific-american-1846-04-02-v01-n29.pdf | 2020-05-31 12:09:15Z | 9.8 MiB | application/pdf |
| 29 | scientific-american-1846-04-09-v01-n30.pdf | 2020-05-31 12:09:38Z | 7.9 MiB | application/pdf |
| 30 | scientific-american-1846-04-16-v01-n31.pdf | 2020-05-31 12:09:54Z | 8.3 MiB | application/pdf |
| 31 | scientific-american-1846-04-23-v01-n32.pdf | 2020-05-31 12:09:25Z | 8.0 MiB | application/pdf |
| 32 | scientific-american-1846-04-30-v01-n33.pdf | 2020-05-31 12:08:53Z | 8.9 MiB | application/pdf |
| 33 | scientific-american-1846-05-06-v01-n34.pdf | 2020-05-31 12:09:39Z | 7.3 MiB | application/pdf |
| 34 | scientific-american-1846-05-14-v01-n35.pdf | 2020-05-31 12:09:42Z | 9.9 MiB | application/pdf |
| 35 | scientific-american-1846-05-21-v01-n36.pdf | 2020-05-31 12:09:41Z | 7.4 MiB | application/pdf |
| 36 | scientific-american-1846-05-28-v01-n37.pdf | 2020-05-31 12:09:26Z | 9.1 MiB | application/pdf |
| 37 | scientific-american-1846-06-04-v01-n38.pdf | 2020-05-31 12:09:25Z | 7.5 MiB | application/pdf |
| 38 | scientific-american-1846-06-18-v01-n39.pdf | 2020-05-31 12:08:53Z | 7.6 MiB | application/pdf |
| 39 | scientific-american-1846-06-25-v01-n40.pdf | 2020-05-31 12:09:35Z | 9.5 MiB | application/pdf |
| 40 | scientific-american-1846-07-02-v01-n41.pdf | 2020-05-31 12:09:36Z | 10 MiB | application/pdf |
| 41 | scientific-american-1846-07-09-v01-n42.pdf | 2020-05-31 12:08:37Z | 9.8 MiB | application/pdf |
| 42 | scientific-american-1846-07-16-v01-n43.pdf | 2020-05-31 12:09:05Z | 7.9 MiB | application/pdf |
| 43 | scientific-american-1846-07-23-v01-n44.pdf | 2020-05-31 12:09:44Z | 7.3 MiB | application/pdf |
| 44 | scientific-american-1846-07-30-v01-n45.pdf | 2020-05-31 12:09:11Z | 8.4 MiB | application/pdf |
| 45 | scientific-american-1846-08-06-v01-n46.pdf | 2020-05-31 12:08:50Z | 6.9 MiB | application/pdf |
| 46 | scientific-american-1846-08-13-v01-n47.pdf | 2020-05-31 12:09:59Z | 9.8 MiB | application/pdf |
| 47 | scientific-american-1846-08-20-v01-n48.pdf | 2020-05-31 12:09:00Z | 10 MiB | application/pdf |
| 48 | scientific-american-1846-08-27-v01-n49.pdf | 2020-05-31 12:09:40Z | 8.4 MiB | application/pdf |
| 49 | scientific-american-1846-09-03-v01-n50.pdf | 2020-05-31 12:09:15Z | 8.9 MiB | application/pdf |
| 50 | scientific-american-1846-09-10-v01-n51.pdf | 2020-05-31 12:09:50Z | 9.2 MiB | application/pdf |
| 51 | scientific-american-1846-09-17-v01-n52.pdf | 2020-05-31 12:09:26Z | 12 MiB | application/pdf |
| 52 | scientific-american-1846-09-26-v02-n01.pdf | 2020-05-31 12:09:11Z | 3.6 MiB | application/pdf |
| 53 | scientific-american-1846-10-03-v02-n02.pdf | 2020-05-31 12:08:39Z | 4.4 MiB | application/pdf |
| 54 | scientific-american-1846-10-10-v02-n03.pdf | 2020-05-31 12:09:34Z | 4.6 MiB | application/pdf |
| 55 | scientific-american-1846-10-17-v02-n04.pdf | 2020-05-31 12:08:40Z | 16 MiB | application/pdf |
| 56 | scientific-american-1846-10-24-v02-n05.pdf | 2020-05-31 12:09:36Z | 11 MiB | application/pdf |
| 57 | scientific-american-1846-10-31-v02-n06.pdf | 2020-05-31 12:09:48Z | 8.9 MiB | application/pdf |
| 58 | scientific-american-1846-11-06-v02-n07.pdf | 2020-05-31 12:09:49Z | 8.6 MiB | application/pdf |
| 59 | scientific-american-1846-11-14-v02-n08.pdf | 2020-05-31 12:09:33Z | 3.0 MiB | application/pdf |
| 60 | scientific-american-1846-11-21-v02-n09.pdf | 2020-05-31 12:09:08Z | 4.1 MiB | application/pdf |
| 61 | scientific-american-1846-11-28-v02-n10.pdf | 2020-05-31 12:09:13Z | 4.1 MiB | application/pdf |
| 62 | scientific-american-1846-12-05-v02-n11.pdf | 2020-05-31 12:09:30Z | 9.1 MiB | application/pdf |
| 63 | scientific-american-1846-12-12-v02-n12.pdf | 2020-05-31 12:09:55Z | 3.0 MiB | application/pdf |
| 64 | scientific-american-1846-12-19-v02-n13.pdf | 2020-05-31 12:09:53Z | 3.7 MiB | application/pdf |
| 65 | scientific-american-1846-12-26-v02-n14.pdf | 2020-05-31 12:09:58Z | 5.5 MiB | application/pdf |
| 66 | scientific-american-1847-01-02-v02-n15.pdf | 2020-05-31 12:08:54Z | 12 MiB | application/pdf |
| 67 | scientific-american-1847-01-09-v02-n16.pdf | 2020-05-31 12:09:17Z | 7.0 MiB | application/pdf |
| 68 | scientific-american-1847-01-16-v02-n17.pdf | 2020-05-31 12:09:47Z | 4.2 MiB | application/pdf |
| 69 | scientific-american-1847-01-23-v02-n18.pdf | 2020-05-31 12:08:46Z | 5.5 MiB | application/pdf |
| 70 | scientific-american-1847-01-30-v02-n19.pdf | 2020-05-31 12:09:39Z | 7.4 MiB | application/pdf |
| 71 | scientific-american-1847-02-06-v02-n20.pdf | 2020-05-31 12:09:46Z | 11 MiB | application/pdf |
| 72 | scientific-american-1847-02-13-v02-n21.pdf | 2020-05-31 12:08:42Z | 6.7 MiB | application/pdf |
| 73 | scientific-american-1847-02-20-v02-n22.pdf | 2020-05-31 12:08:45Z | 7.0 MiB | application/pdf |
| 74 | scientific-american-1847-02-27-v02-n23.pdf | 2020-05-31 12:09:56Z | 6.7 MiB | application/pdf |
| 75 | scientific-american-1847-03-06-v02-n24.pdf | 2020-05-31 12:09:45Z | 8.8 MiB | application/pdf |
| 76 | scientific-american-1847-03-13-v02-n25.pdf | 2020-05-31 12:08:43Z | 9.6 MiB | application/pdf |
| 77 | scientific-american-1847-03-20-v02-n26.pdf | 2020-05-31 12:08:44Z | 9.7 MiB | application/pdf |
| 78 | scientific-american-1847-03-27-v02-n27.pdf | 2020-05-31 12:09:56Z | 8.4 MiB | application/pdf |
| 79 | scientific-american-1847-04-03-v02-n28.pdf | 2020-05-31 12:09:51Z | 11 MiB | application/pdf |
| 80 | scientific-american-1847-04-10-v02-n29.pdf | 2020-05-31 12:08:58Z | 7.7 MiB | application/pdf |
| 81 | scientific-american-1847-04-17-v02-n30.pdf | 2020-05-31 12:09:18Z | 11 MiB | application/pdf |
| 82 | scientific-american-1847-04-24-v02-n31.pdf | 2020-05-31 12:08:54Z | 6.3 MiB | application/pdf |
| 83 | scientific-american-1847-05-01-v02-n32.pdf | 2020-05-31 12:09:31Z | 11 MiB | application/pdf |
| 84 | scientific-american-1847-05-08-v02-n33.pdf | 2020-05-31 12:09:15Z | 5.8 MiB | application/pdf |
| 85 | scientific-american-1847-05-15-v02-n34.pdf | 2020-05-31 12:09:30Z | 6.4 MiB | application/pdf |
| 86 | scientific-american-1847-05-22-v02-n35.pdf | 2020-05-31 12:09:02Z | 7.8 MiB | application/pdf |
| 87 | scientific-american-1847-05-29-v02-n36.pdf | 2020-05-31 12:10:01Z | 12 MiB | application/pdf |
| 88 | scientific-american-1847-06-05-v02-n37.pdf | 2020-05-31 12:10:00Z | 7.6 MiB | application/pdf |
| 89 | scientific-american-1847-06-12-v02-n38.pdf | 2020-05-31 12:08:36Z | 8.2 MiB | application/pdf |
| 90 | scientific-american-1847-06-19-v02-n39.pdf | 2020-05-31 12:08:40Z | 10 MiB | application/pdf |
| 91 | scientific-american-1847-06-26-v02-n40.pdf | 2020-05-31 12:09:31Z | 8.7 MiB | application/pdf |
| 92 | scientific-american-1847-07-03-v02-n41.pdf | 2020-05-31 12:09:22Z | 12 MiB | application/pdf |
| 93 | scientific-american-1847-07-10-v02-n42.pdf | 2020-05-31 12:09:24Z | 12 MiB | application/pdf |
| 94 | scientific-american-1847-07-17-v02-n43.pdf | 2020-05-31 12:09:08Z | 12 MiB | application/pdf |
| 95 | scientific-american-1847-07-24-v02-n44.pdf | 2020-05-31 12:09:21Z | 15 MiB | application/pdf |
| 96 | scientific-american-1847-07-31-v02-n45.pdf | 2020-05-31 12:09:05Z | 18 MiB | application/pdf |
| 97 | scientific-american-1847-08-07-v02-n46.pdf | 2020-05-31 12:08:45Z | 7.1 MiB | application/pdf |
| 98 | scientific-american-1847-08-14-v02-n47.pdf | 2020-05-31 12:09:36Z | 9.3 MiB | application/pdf |
| 99 | scientific-american-1847-08-21-v02-n48.pdf | 2020-05-31 12:09:13Z | 5.2 MiB | application/pdf |
| 100 | scientific-american-1847-08-28-v02-n49.pdf | 2020-05-31 12:09:07Z | 8.8 MiB | application/pdf |
| 101 | scientific-american-1847-09-04-v02-n50.pdf | 2020-05-31 12:08:55Z | 11 MiB | application/pdf |
| 102 | scientific-american-1847-09-11-v02-n51.pdf | 2020-05-31 12:09:53Z | 9.1 MiB | application/pdf |
| 103 | scientific-american-1847-09-18-v02-n52.pdf | 2020-05-31 12:09:13Z | 10 MiB | application/pdf |
| 104 | scientific-american-1847-09-25-v03-n01.pdf | 2020-05-31 12:09:36Z | 11 MiB | application/pdf |
| 105 | scientific-american-1847-10-02-v03-n02.pdf | 2020-05-31 12:10:02Z | 9.6 MiB | application/pdf |
| 106 | scientific-american-1847-10-09-v03-n03.pdf | 2020-05-31 12:09:57Z | 12 MiB | application/pdf |
| 107 | scientific-american-1847-10-16-v03-n04.pdf | 2020-05-31 12:10:00Z | 14 MiB | application/pdf |
| 108 | scientific-american-1847-10-23-v03-n05.pdf | 2020-05-31 12:08:56Z | 13 MiB | application/pdf |
| 109 | scientific-american-1847-10-30-v03-n06.pdf | 2020-05-31 12:08:48Z | 9.2 MiB | application/pdf |
| 110 | scientific-american-1847-11-06-v03-n07.pdf | 2020-05-31 12:09:57Z | 9.6 MiB | application/pdf |
| 111 | scientific-american-1847-11-13-v03-n08.pdf | 2020-05-31 12:08:48Z | 12 MiB | application/pdf |
| 112 | scientific-american-1847-11-20-v03-n09.pdf | 2020-05-31 12:09:27Z | 12 MiB | application/pdf |
| 113 | scientific-american-1847-11-27-v03-n10.pdf | 2020-05-31 12:09:03Z | 12 MiB | application/pdf |
| 114 | scientific-american-1847-12-04-v03-n11.pdf | 2020-05-31 12:09:04Z | 9.6 MiB | application/pdf |
| 115 | scientific-american-1847-12-11-v03-n12.pdf | 2020-05-31 12:08:54Z | 11 MiB | application/pdf |
| 116 | scientific-american-1847-12-18-v03-n13.pdf | 2020-05-31 12:08:43Z | 12 MiB | application/pdf |
| 117 | scientific-american-1847-12-25-v03-n14.pdf | 2020-05-31 12:08:49Z | 15 MiB | application/pdf |
| 118 | scientific-american-1848-01-01-v03-n15.pdf | 2020-05-31 12:08:41Z | 12 MiB | application/pdf |
| 119 | scientific-american-1848-01-08-v03-n16.pdf | 2020-05-31 12:09:23Z | 15 MiB | application/pdf |
| 120 | scientific-american-1848-01-15-v03-n17.pdf | 2020-05-31 12:09:55Z | 14 MiB | application/pdf |
| 121 | scientific-american-1848-01-22-v03-n18.pdf | 2020-05-31 12:08:39Z | 13 MiB | application/pdf |
| 122 | scientific-american-1848-01-29-v03-n19.pdf | 2020-05-31 12:08:38Z | 14 MiB | application/pdf |
| 123 | scientific-american-1848-02-05-v03-n20.pdf | 2020-05-31 12:09:58Z | 7.4 MiB | application/pdf |
| 124 | scientific-american-1848-02-12-v03-n21.pdf | 2020-05-31 12:08:37Z | 8.7 MiB | application/pdf |
| 125 | scientific-american-1848-02-19-v03-n22.pdf | 2020-05-31 12:09:36Z | 14 MiB | application/pdf |
| 126 | scientific-american-1848-02-26-v03-n23.pdf | 2020-05-31 12:10:01Z | 14 MiB | application/pdf |
| 127 | scientific-american-1848-03-04-v03-n24.pdf | 2020-05-31 12:08:51Z | 11 MiB | application/pdf |
| 128 | scientific-american-1848-03-11-v03-n25.pdf | 2020-05-31 12:09:58Z | 8.5 MiB | application/pdf |
| 129 | scientific-american-1848-03-18-v03-n26.pdf | 2020-05-31 12:09:10Z | 7.6 MiB | application/pdf |
| 130 | scientific-american-1848-03-25-v03-n27.pdf | 2020-05-31 12:08:41Z | 8.0 MiB | application/pdf |
| 131 | scientific-american-1848-04-01-v03-n28.pdf | 2020-05-31 12:08:35Z | 11 MiB | application/pdf |
| 132 | scientific-american-1848-04-08-v03-n29.pdf | 2020-05-31 12:08:48Z | 10 MiB | application/pdf |
| 133 | scientific-american-1848-04-15-v03-n30.pdf | 2020-05-31 12:09:09Z | 11 MiB | application/pdf |
| 134 | scientific-american-1848-04-22-v03-n31.pdf | 2020-05-31 12:09:16Z | 9.1 MiB | application/pdf |
| 135 | scientific-american-1848-04-29-v03-n32.pdf | 2020-05-31 12:08:53Z | 9.4 MiB | application/pdf |
| 136 | scientific-american-1848-05-06-v03-n33.pdf | 2020-05-31 12:09:25Z | 6.2 MiB | application/pdf |
| 137 | scientific-american-1848-05-13-v03-n34.pdf | 2020-05-31 12:08:43Z | 7.8 MiB | application/pdf |
| 138 | scientific-american-1848-05-20-v03-n35.pdf | 2020-05-31 12:09:34Z | 7.1 MiB | application/pdf |
| 139 | scientific-american-1848-05-27-v03-n36.pdf | 2020-05-31 12:09:56Z | 9.5 MiB | application/pdf |
| 140 | scientific-american-1848-06-03-v03-n37.pdf | 2020-05-31 12:09:00Z | 11 MiB | application/pdf |
| 141 | scientific-american-1848-06-10-v03-n38.pdf | 2020-05-31 12:09:52Z | 7.5 MiB | application/pdf |
| 142 | scientific-american-1848-06-17-v03-n39.pdf | 2020-05-31 12:08:46Z | 8.8 MiB | application/pdf |
| 143 | scientific-american-1848-06-24-v03-n40.pdf | 2020-05-31 12:08:59Z | 12 MiB | application/pdf |
| 144 | scientific-american-1848-07-01-v03-n41.pdf | 2020-05-31 12:09:12Z | 8.1 MiB | application/pdf |
| 145 | scientific-american-1848-07-08-v03-n42.pdf | 2020-05-31 12:09:56Z | 8.9 MiB | application/pdf |
| 146 | scientific-american-1848-07-15-v03-n43.pdf | 2020-05-31 12:09:19Z | 9.5 MiB | application/pdf |
| 147 | scientific-american-1848-07-22-v03-n44.pdf | 2020-05-31 12:08:57Z | 10 MiB | application/pdf |
| 148 | scientific-american-1848-07-29-v03-n45.pdf | 2020-05-31 12:08:52Z | 11 MiB | application/pdf |
| 149 | scientific-american-1848-08-05-v03-n46.pdf | 2020-05-31 12:10:00Z | 12 MiB | application/pdf |
| 150 | scientific-american-1848-08-12-v03-n47.pdf | 2020-05-31 12:08:35Z | 12 MiB | application/pdf |
| 151 | scientific-american-1848-08-19-v03-n48.pdf | 2020-05-31 12:08:36Z | 15 MiB | application/pdf |
| 152 | scientific-american-1848-08-26-v03-n49.pdf | 2020-05-31 12:09:00Z | 13 MiB | application/pdf |
| 153 | scientific-american-1848-09-02-v03-n50.pdf | 2020-05-31 12:09:20Z | 12 MiB | application/pdf |
| 154 | scientific-american-1848-09-09-v03-n51.pdf | 2020-05-31 12:09:17Z | 12 MiB | application/pdf |
| 155 | scientific-american-1848-09-16-v03-n52.pdf | 2020-05-31 12:09:11Z | 17 MiB | application/pdf |
| 156 | scientific-american-1848-09-23-v04-n01.pdf | 2020-05-31 12:09:44Z | 9.0 MiB | application/pdf |
| 157 | scientific-american-1848-09-30-v04-n02.pdf | 2020-05-31 12:09:49Z | 11 MiB | application/pdf |
| 158 | scientific-american-1848-10-07-v04-n03.pdf | 2020-05-31 12:08:51Z | 11 MiB | application/pdf |
| 159 | scientific-american-1848-10-14-v04-n04.pdf | 2020-05-31 12:09:47Z | 8.5 MiB | application/pdf |
| 160 | scientific-american-1848-10-21-v04-n05.pdf | 2020-05-31 12:08:44Z | 9.0 MiB | application/pdf |
| 161 | scientific-american-1848-10-28-v04-n06.pdf | 2020-05-31 12:09:19Z | 9.6 MiB | application/pdf |
| 162 | scientific-american-1848-11-04-v04-n07.pdf | 2020-05-31 12:09:50Z | 7.8 MiB | application/pdf |
| 163 | scientific-american-1848-11-11-v04-n08.pdf | 2020-05-31 12:08:39Z | 6.5 MiB | application/pdf |
| 164 | scientific-american-1848-11-18-v04-n09.pdf | 2020-05-31 12:08:52Z | 8.6 MiB | application/pdf |
| 165 | scientific-american-1848-11-25-v04-n10.pdf | 2020-05-31 12:09:13Z | 7.3 MiB | application/pdf |
| 166 | scientific-american-1848-12-02-v04-n11.pdf | 2020-05-31 12:08:49Z | 9.1 MiB | application/pdf |
| 167 | scientific-american-1848-12-09-v04-n12.pdf | 2020-05-31 12:09:28Z | 4.1 MiB | application/pdf |
| 168 | scientific-american-1848-12-16-v04-n13.pdf | 2020-05-31 12:09:45Z | 22 MiB | application/pdf |
| 169 | scientific-american-1848-12-23-v04-n14.pdf | 2020-05-31 12:09:03Z | 12 MiB | application/pdf |
| 170 | scientific-american-1848-12-30-v04-n15.pdf | 2020-05-31 12:09:59Z | 14 MiB | application/pdf |
| 171 | scientific-american-1849-01-06-v04-n16.pdf | 2020-05-31 12:09:34Z | 12 MiB | application/pdf |
| 172 | scientific-american-1849-01-13-v04-n17.pdf | 2020-05-31 12:09:12Z | 12 MiB | application/pdf |
| 173 | scientific-american-1849-01-20-v04-n18.pdf | 2020-05-31 12:09:41Z | 13 MiB | application/pdf |
| 174 | scientific-american-1849-01-27-v04-n19.pdf | 2020-05-31 12:08:55Z | 9.5 MiB | application/pdf |
| 175 | scientific-american-1849-02-03-v04-n20.pdf | 2020-05-31 12:09:10Z | 9.8 MiB | application/pdf |
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