Porter, L.C., Milling Company, Winona, Minnesota
name: label: Series Creator
content: Warshaw, Isadore, 1900-1969
setName: label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Flour
label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Flour / 1: Manufacturers and Dealers of Flour and Mill Machinery
container: label: Container
content: Box 3, Folder 28
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials