"Homestake dam, some 2nd shift personnel. Left to right: Duane--end dump skinner; Jack Treptow--Shift Supervisor; Chad Bane--Dozer Hand; Kelly Stone Bissell--General Quarry Foreman, Fall of 1966." Morrison-Knudsen Company, Inc. (MK) was the construction company that did the work under the supervision of Bechtel Corporation, which provided the engineers and construction managers for the project.

"Homestake Dam. The material from the last Coyote-hole blast is about cleaned up. The shovels are working on the far end of the blast zone. The lower quarry bench and ramp is now covered with water. The upper two benches have been dug out by working from 2 headings on each level and now are used as the haul roads for the far end. Aug. 1966."