Economic methods of utilizing western lignites.

Bibliographic Details

Corporate Author:	United States. Department of Commerce
Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1915.
Series:	Mines Bur. Bull. No. 89
Subjects:	Coal mines and mining. Gases. Heat. Steam-boilers. Electronic books.
Online Access:	Connect to the full text of this electronic document