Drawings of  boilers, Babcock & Wilcox
name: label: Collection Creator
content: Beers, Royce. L., 1888-
setName: label: See more items in
content: Royce L. Beers Papers
label: See more items in
content: Royce L. Beers Papers / Series 5: Blueprints, Drawings, Graphs, and Tables
unitdate: label: Date
content: undated
container: label: Container
content: Map-folder 1
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials