Philadelphia Rotary Engine
name: label: Collection Director
content: Evelyn, Douglas E.
setName: label: See more items in
content: Records of the Robert Mills Papers Project [xerographic and photographic copies]
label: See more items in
content: Records of the Robert Mills Papers Project [xerographic and photographic copies] / Series 1: Projects by State / 1.13: Pennsylvania
unitdate: label: Date
content: undated
container: label: Container
content: Box 1, Folder 49
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials