Mason and Hamlin Company
name: label: Series Creator
content: Warshaw, Isadore, 1900-1969
setName: label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Pianos
label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Pianos / 1: Business Records, Marketing Material, and Other / 1.1: Manufacturers and Distributors of Pianos and Piano Parts
container: label: Container
content: Box 5, Folder 23-25
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents
content: Boston and New York