Report on Sewage Purification at Columbus, Ohio, Made to the Chief Engineer of the Board of Public Service by George Johnson
name: label: Collection Engineer
content: Hering, Rudolph, 1847-1923
setName: label: See more items in
content: Rudolph Hering Collection
label: See more items in
content: Rudolph Hering Collection / Series 1: United States Publications / Ohio, Columbus
unitdate: label: Date
content: 1905
container: label: Container
content: Box 9, Folder 8
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials