Letters to the Prang and Heinzen Families from Unidentified Correspondents
name: label: Collection Creator
content: Sittig, Mary Margaret
setName: label: See more items in
content: Mary Margaret Sittig research material on Louis Prang
label: See more items in
content: Mary Margaret Sittig research material on Louis Prang / Series 2: Letters
unitdate: label: Date
content: circa 1860-circa 1978
container: label: Container
content: Box 1, Folder 11
dataSource: label: Archival Repository
content: Archives of American Art
objectType: label: Type
content: Archival materials