| Name | Mtime | Size | Type | |
|---|---|---|---|---|
| 0 | artesian_wells_as_a_means_of_water_supply_1895.pdf | 2020-05-31 11:49:53Z | 5.9 MiB | application/pdf |
| 1 | deep_hole_drilling_1910.pdf | 2020-05-31 11:49:53Z | 6.4 MiB | application/pdf |
| 2 | deep_well_drilling-the_principles_and_practices_of_deep_well_drilling_1921.pdf | 2020-05-31 11:49:55Z | 14 MiB | application/pdf |
| 3 | diamond_drilling_for_gold_and_other_minerals_1900.pdf | 2020-05-31 11:49:55Z | 4.7 MiB | application/pdf |
| 4 | irrigation_wells_and_well-drilling_methods_in_california_1945.pdf | 2020-05-31 11:49:55Z | 3.3 MiB | application/pdf |
| 5 | methods_of_pumping_water_from_deep_wells_1903.pdf | 2020-05-31 11:49:54Z | 3.2 MiB | application/pdf |
| 6 | modern_drilling_practice_1919.pdf | 2020-05-31 11:49:54Z | 12 MiB | application/pdf |
| 7 | rock_boring_rock_drilling_explosives_and_blasting_1907.pdf | 2020-05-31 11:49:54Z | 19 MiB | application/pdf |
| 8 | rock_drilling_1911.pdf | 2020-05-31 11:49:54Z | 9.1 MiB | application/pdf |
| 9 | rudimentary_treatise_on_well-digging_boring_and_pump-work_1860.pdf | 2020-05-31 11:49:53Z | 2.9 MiB | application/pdf |
| 10 | soil_drilling_by_vibration_1961.pdf | 2020-05-31 11:49:54Z | 5.4 MiB | application/pdf |
| 11 | the_use_of_windmills_in_irrigation_in_the_semiarid_west_1910.pdf | 2020-05-31 11:49:53Z | 2.2 MiB | application/pdf |
| 12 | water_supply-the_present_practice_of_sinking_and_boring_wells_1885.pdf | 2020-05-31 11:49:53Z | 9.1 MiB | application/pdf |
| 13 | water_systems_for_farm_homes_1918.pdf | 2020-05-31 11:49:54Z | 3.2 MiB | application/pdf |
| 14 | well-boring_for_water_brine_and_oil_1902.pdf | 2020-05-31 11:49:53Z | 6.4 MiB | application/pdf |
| 15 | well-drilling_machinery_and_tools_1907.pdf | 2020-05-31 11:49:55Z | 26 MiB | application/pdf |
| 16 | well_and_spring_protection_1922.pdf | 2020-05-31 11:49:54Z | 5.6 MiB | application/pdf |