Polk County Fertilizer Company Collection, 1896, 1919, 1930, 1939, 1896, 1919, 1930, 1939 .42 Linear Feet Abstract Or Scope The Polk County Fertilizer Company Collection is made up of photocopies of the fertilizer company directories, Polk County Fertilizer Company inventories, and an agricultural bulletin. view more view less Collection Context Thomas B. Mack Florida Citrus Archives