Robert A. Cummings, Jr. holding Cummings reinforced system [photoprint]
odd: label: Local Numbers
content: AC0218-0000006 (AC Scan No.)
name: label: Collector
content: Cummings Structural Concrete Company
label: Collection Creator
content: Cummings, Robert A., 1866-1962
topic: label: Topic
content: Reinforced concrete
label: Topic
content: Concrete construction
creator: label: Collector
content: Cummings Structural Concrete Company
setName: label: See more items in
content: Cummings Structural Concrete Company Records
label: See more items in
content: Cummings Structural Concrete Company Records / Series 1: Biographical / 1.4: Photographs
physdesc: label: Extent
content: 1 Item (4.1" x 3.5")
phystech: label: Physical Characteristics and Technical Requirements
content: Silver gelatin on paper.
unitdate: label: Date
content: Circa 1905
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Photographs
arrangement: label: Arrangement
content: In box 3, folder ?
genre_format: label: Genre/Form
content: Photographs -- 1900-1950