Cowperthwaite, H. and Company, Philadelphia, Pennsylvania
name: label: Series Creator
content: Warshaw, Isadore, 1900-1969
setName: label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Publishing
label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Publishing / 2: William J. Hamersley Business Papers / 2.1: Invoices and Receipts
container: label: Container
content: Box 11, Folder 25
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials