Field Geology Illustrated 2nd ED. By Terry S. Maley Pinpointer The variable speed option

The variable speed option

Special sound-blocking muff design eliminating environmental ambient noise up to 20 decibels

the material is continuously washed by a full length spray bar to keep it in a slurry

Reinforced cable for long-term reliability

Field Geology Illustrated 2nd ED. By Terry S. Maley Pinpointer The variable speed optionField Geology Illustrated is an excellent field reference to aid in recognizing, interpreting, and describing geologic features at the outcrop. Includes detailed descriptions, illustrations and photographs of geologic features in the field setting. Contains hundreds of B W photos, each accompanied by an introspective sketch and detailed description. Terry S. Maley, 704 pages, 5 1 2 x 8 1 2 soft cover.