00773cam a22002411 4500 agr07001661 DLC 20260227110926.0 910730s1907 dcua 000 0 eng agr07001661 (OCoLC)24154628 DLC NcD DLC premarc S21 .E7 no. 186 SB51 .C8 Copy 2. Crosby, Dick Jay, 1866-1926. Exercises in elementary agriculture. Plant production. By Dick J. Crosby. Washington, Govt. print off., 1907. 64 p., illus., 23 cm. United States Dept. of agriculture. Office of experiment stations. Bulletin 186. Agriculture Study and teaching. Plant production. 7455 7455