Mines and mining
Subtitle: Manganese.
Contributors: Weeks, Joseph D.; United States. Bureau of the Census.
Series: Census (11th, 1890) Bull. No. 68
Publisher: [s.n.]
Published: 1891
Place of publication: Washington, D.C
Format: Microform
Subjects: Manganese industry -- United States -- Statistics.; United States -- Census, 1890.
Genres: Statistics.; Census, 1890.