146, Washington Aqueduct, 30" throttle valve
name: label: Collection Creator
content: Meigs, Montgomery C., 1816-1892
label: Collection Photographer
content: Russell, Andrew J., 1829-1902
setName: label: See more items in
content: Montgomery C. Meigs Papers
label: See more items in
content: Montgomery C. Meigs Papers / Series 2: Photographs and Sketches / 2.5: Washington Aqueduct
unitdate: label: Date
content: undated
container: label: Container
content: Box 20
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Photographs