The Post-Office law [microform] : with instructions, forms and tables of distances, published for the regulation of the post-offices : 1800.
United States.General Post Office.
Washington City [D.C.] : Printed by Charles Cist,
[1800]
"An act to establish the Post-Office of the United States," p. [1]-23. Passed March 2, 1799.
"Instructions to the postmasters in the United States, relative to their duty."--p. 25-55; signed: Joseph Habersham, postmaster-general. General Post-Office, Washington City, September 18th, 1800.
Sabin 64503.
Sabin Unit 147.
ECO-062.
Microfiche.
Postal service
Post roads