1. Air and gas drilling manual : applications for oil, gas, geothermal fluid recovery wells, specialized construction boreholes, and the history and advent of the directional DTH.: applications for oil, gas, geothermal fluid recovery wells, specialized construction boreholes, and the history and advent of the directional DTH. (2020) Authors: Lyons, William C; Stanley, James H; Sinisterra, Francisco J; Weller, Tom Record Type: Book Extent: 1 online resource, illustrations View Content: Available online (eLD content is only available in our Reading Rooms) ↗