Mobile loading machines in coal mining
By: by R. Glenn Lazzell.
Series: Technical bulletin no. 20, Engineering Experiment Station, West Virginia University; West Virginia University bulletin.  Ser. 41,; no. 12-II.  June, 1941
Published: 1941
Place of publication: [Morgantown, W. Va
Language: eng
Number of pages: 29
Subjects: Coal-mining machinery.; Coal -- Transportation.
Notes: "The data of this bulletin was submitted as partial fulfillment of the degree of engineer of mines [West Virginia University]"