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  • M.W.A.K. Columbian (Safety News letter); Volume Three Number Twenty Five
  • Bulldozers; Tourism; Rivers; Conveying systems--Washington (State)--Grand Coulee Dam; Dam construction; Excavation; Drilling & boring machinery; Grouting; Concrete; Rivers; Conveyors; Gravel
  • Third Volume, Twenty Fifth issue, of the Mason-Walsh-Atkinson-Kier CO. builders of Coulee Dam Safety Newsletter. Created by the Safety Department and issued to the residents of Mason City and contract workers at Grand Coulee Dam.
  • Frank A. Banks Collection
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  • M.W.A.K. Columbian (Safety News letter): Volume Three Number Thirty Two
  • Pilings (Civil engineering); Railroads; Bulldozers; Concrete; Safety; Jokes; Pipes; Gates; Rivers; Diversion
  • Third Volume, Thirty Second issue, of the Mason-Walsh-Atkinson-Kier CO. builders of Coulee Dam Safety Newsletter. Created by the Safety Department and issued to the residents of Mason City and contract workers at Grand Coulee Dam;.
  • Frank A. Banks Collection
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  • The Blue Ox
  • Tugboats--Washington (State)--Grand Coulee Dam; Bulldozers; Trucks--United States--Washington (State)--Grand Coulee Dam
  • The "Blue Ox," a small tug driven by a 125-horsepower Diesel motor, was trucked from the reservoir above the Grand Coulee Dam to the river below, to be used in sounding operations, part of a study to determine the necessity for widening the river...
  • Frank A. Banks Collection

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