Type: cover
Country: USA
Date of use: 2 November 1937
Business stationery (cover) used by BLUE BIRD STUDIOS in Philadelphia (Pennsylvania, USA), a company producing various types of photographs for educational purposes.
Welcome to
Photography in Philately
A Krzysztof K. Słowiński Collection
Type: cover
Country: USA
Date of use: 2 November 1937
Business stationery (cover) used by BLUE BIRD STUDIOS in Philadelphia (Pennsylvania, USA), a company producing various types of photographs for educational purposes.