File consists of three photographs taken along the Columbia River highway in Oregon taken by R.I. Gifford (Portland, OR).

File consists of plans and drawings of fish collecting systems for two dams in Oregon: Bonneville Dam and McNary Dam.

File consists of 212 loose postcards, including black and white and sepia-toned photographs, black and white and sepia-toned rotogravures, photochroms, and other colour prints. Postcards contain views of numerous European cities and landforms (including Binz, Potsdam, Oberammergau, Berlin, Wittenberg, Lucerne, the Rhine, and the Alps), as well as views along the Canadian Pacific Railway in British Columbia and Alberta (photographed by Byron Harmon) and the Columbia River Highway in Oregon (photographed by Cross & Dimmitt), and views of Banff, the Rocky Mountains, Stratford (Ontario), and other places and scenes. Some duplicates are present. Six postcards contain a stamp (four German, one Canadian, and one Czechoslovakian). Two postcards were sent through the mail; one from Keffer to his wife, and one from Max [last name illegible] to Keffer (in German). Six of the postcards were published by Valentine & Sons.

File contains an two envelopes with examples of German ration coupons from the 1920s and examples of scrips from Rochester, New York and Multnomah County in Oregon. The ration coupons include a pencil identification that reads: "Walter Johann".

Print of a photograph of snow covered trees on Mount Hood taken by Ackroyd Photography Inc. and published in a Portland, Oregon newspaper.

File consists of a booklet containing 20 photochrom prints of views seen along the Columbia River highway.