Research notes recorded by Edgar S. McFadden from 1925 to 1926. Research was conducted on oats varieties: Mark, Richland, Mark, wheat varieties: Acme, Vernal, Marquis, Hope, Webster, Kota, and Quality. Also included is data on smut experiments.

Research notes recorded by Edgar S. McFadden in a U.S. Department of Agriculture Bureau of Plant Industry Agronomic Notes book. Data is composed of research on wheat verities: Supreme, Hope, Power, Ceres, Reward, Haynes, and Marquis.

Research notes recorded by Edgar S. McFadden in a U.S. Department of Agriculture Bureau of Plant Industry Agronomic Notes book. Data is composed of research on wheat varieties: Marquis, Preston, and Kota. Also included is data on wheat rust.

Research notes recorded by Edgar S. McFadden in a U.S. Department of Agriculture Bureau of Plant Industry Agronomic Notes book. Data is composed of research on wheat verities: Marquis, Reliance, Kanred, Ceres, Kota, Quality, Hope, Emmer, Marquillo, Webster, Kubanka, Pentad, Mindum, Mondak, Nodak, Akrona, Acme, Armantha, Chernouska, and Kota.

Research notes recorded by Edgar S. McFadden on cereal breeding for the prairie northwest. Research was conducted on barley varieties: Success, Nepal, Minn 105, Oderbrucker, Gatami, Hanna, Gold, and Hancher; corn varieties: Oea Hirta, Hopi Maiz, Alta, and Ree Flour; winter wheat varieties: Hope, Lutercens, and Buffum. Also included are notes on garden vegetables: spinach, lettuce, onion, dill, beets, carrots, parsnips, beans, cucumber, muskmelon, and watermelon.

Letter from Karl S. Quisenberry, Association Agronomist, Western Wheat Investigation, to Edgar S. McFadden in regards to Marquis-Emmer wheat. Included is the planting plan for the Marquis-Emmer selection back-crossed on Marquis to be planted in head rows at Mandan, North Dakota and Webster, South Dakota.