PAMark wording
Undated
PA
Pittsburgh PA, USA
c.1915 & c.1922: 7008 Penn Ave. Pittsburgh | c.1934: 717 Liberty Ave. Pittsburgh
Designer marks
Pittsburgh PA, United States · 2 marks.
Undated
Pittsburgh PA, USA
c.1915 & c.1922: 7008 Penn Ave. Pittsburgh | c.1934: 717 Liberty Ave. Pittsburgh

Undated
Recorded around 1915, 1922, 1934; a continuous mark-use interval is not specified.
Pittsburgh PA, United States