150th Anniversary U.S. Coast and Geodetic Survey 1807-1957 Block of Stamps

FIRST DAY OF ISSUE DEPARTMENT OAST AND OF COMMERCE A Art Croft 16 GEODETIC SURVEY th 150% Anniversary SEATTLE FEB 9-AM 1957 WASH U.S. COAST AND GEODETIC SURVEY 1807-1957 COAST AND GEODETIC SURVEY 1807 1957 FIRST DAY OF ISSUE COAST AND GEODETIC SURVEY 1807 1957 COAST AND GEODETIC SURVEY 1807 1957 3 CEN COAST AND GEODETIC SURVEY 1807 1957 3 CE CENTS