Catalog of Labels, Trademarks, and Miscellanies Registered for Copyright in The United States to 1859, supplemented to 1861
Connecticut Copyright Records 1865-67
Indiana Copyright Records 1865-67
Inventory of Copyright Records Received from U.S. State Department
Iowa Copyright Records 1862-66
Kansas List of Copyrights 1865-70
New York, SDNY Copyright List 1859-60
Ohio Copyright Correspondence and Lists
Pre-1870 Copyright Deposits: Date and District Unknown
South Carolina Copyright File
Vermont Copyright Records from State Department 1831-1834
Wisconsin, Pre-1870 Miscellaneous Copyright Record