[Catalogue no. 37]

MLA

Ridgely Trimmer Company. and Trade Catalogue Collection (Athenaeum of Philadelphia). [Catalogue no. 37]. Springfield, Ohio : Ridgely Trimmer Co., [ca. 1955]

APA

Ridgely Trimmer Company. & Trade Catalogue Collection (Athenaeum of Philadelphia). (1955). [Catalogue no. 37]. Springfield, Ohio : Ridgely Trimmer Co..

Chicago

Ridgely Trimmer Company. and Trade Catalogue Collection (Athenaeum of Philadelphia). [Catalogue no. 37]. Springfield, Ohio : Ridgely Trimmer Co., [ca. 1955]