"The Development of Tunnel Shields,"
name: label: Collection Creator
content: Hutton, William R., 1826-1901
setName: label: See more items in
content: William R. Hutton Papers
label: See more items in
content: William R. Hutton Papers / Series 9: Printed Materials / 9.3: Newspaper Clippings / Newspaper Clippings
unitdate: label: Date
content: 1896
container: label: Container
content: Box 4, Folder 5
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Text