Discover the largest machines ever used in the mining industry. Giant mining equipment such as stripping shovels and walking dragline shovels were at one time the largest machines to ever move on land. Packed with amazing photos, this book chronicles the history of the machines built from 1900 to 1971. The sheer size and mind-blowing capacity of these mining machines has won many fans. Also provides information about construction, operation, and maintenance. A necessity for earthmover or big-machine enthusiasts! Sftbd., 8 1/4 x 10 3/4, 128 pgs., 60 b&w and 60 color ill.
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