Distribution of incoming lettermail at the Baltimore, Maryland city post office /

Bibliographic Details
Main Authors:	Levin, B. M. (Bernard Martin), 1930- (Author), Newman, Arthur E. (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : National Bureau of Standards, United States Department of Commerce, Office of Technical Services, 1959.
Series:	NBS technical note ; 33.
Subjects:	Mail sorting > Maryland > Baltimore. Letter mail handling.
Online Access:	https://purl.fdlp.gov/GPO/gpo46458