Fluorspar Mining: Photos from Illinois and Kentucky, 1905-1995

Fluorspar Mining: Photos from Illinois and Kentucky, 1905-1995 Russell Herbert K. Wydawca: Southern Illinois University Press Data wydania: 2019 ISBN: 9780809336685 Liczba stron: 120 Format: 222 x 215 x 22 Rodzaj oprawy: Paperback / softback Opis produktu: This pictorial record of the men who worked in the Illinois and Kentucky fluorspar fields from the 1890s to the 1990s shows early and later methods of extracting, hoisting, processing, and transporting the mineral from mine mouth to end-user; notes its many industrial uses; and briefly illustrates its beauty and value to collectors.