West Canal, Columbia Basin Project. This picture shows a drilling crew preparing blasting holes in the tough basalt rock in preparation for the Grand Coulee Dam.
Postcard picturing a state highway and the Delaware River approaching the Delaware Water Gap, Pennsylvania, addressed to former president Harry S. Truman from Walter von Broock of Sparta, New Jersey, 9/5/54. Part of a postcard booklet containing eighteen postcards. Copyright 1937.
Postcard picturing the "Million Dollar Highway" through Delaware Water Gap, Pennsylvania addressed to former president Harry S. Truman from Walter von Broock, Sparta, New Jersey, 9/5/54. Part of a postcard booklet containing eighteen postcards. Copyright 1937.