4 p. Article describing the building of the Columbia River Highway, including construction details. The article also contains six photographs: one full-page photograph depicting a picturesque curve around...
1 p. article describing the building of the Columbia River Highway, including construction details. The article also contains four photographs: one depicting the bridge at Shepperd's Dell, one depicting...
20 p. An offprint of the journal Contracting, this pamphlet contains four reprints of articles and photographs previously published in the summer of 1916. Three articles are reprinted from Contracting,...