Ascertainment of cost of handling and transporting several classes of mail matter and conducting special services : Instruction letter P-F-s-T; parcel post, carrier tests, average time per stop for delivery and collection of single subclasses of parcel post.

Bibliographic Details
Corporate Author:	United States. Postmaster General
Format:	Government Document eBook
Language:	English
Published:	Washington : U.S. GPO, 1924.
Subjects:	United States. > Postmaster General. Electronic books.
Online Access:	Connect to the full text of this electronic document

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