Leffler, Warren K. [US Postal Service employees, including African Americans, sorting mail at a post office]
[US Postal Service employees, including African Americans, sorting mail at a post office]
Postal service--United States--1960-1970
Forms part of: U.S. News & World Report Magazine Photograph Collection (Library of Congress).
African Americans--Employment--United States--1960-1970
United States Postal Service--People--United States--1960-1970.