For your enjoyment is this manual titled Sterling Hydraulic Control Earth Boring Machine Model B & B7. This also includes Braden "M" Series Winches information, various Pengo auger brochures, Alaskkaug augers brochures. There are several pages with diagrams. This one is rated a strong B with some wear. Has some age coloring. Item # CB-251.

ISBN # : N/A Revised January 1961
# Of Pages: not numbered
Color Pictures: No
Hard or Soft Cover: Soft

Condition Rating;

A - = Like new with very little apparent use.
B+ = Minor wear from use and may have a few spots
B = Some wear from use and may have several spots
B - = Considerable wear from use and may have several spots
C+ = Considerable wear,spots and writing (other than previous owners name)
C = Major wear,spots and writing (other than previous owners name)
C - = Usable but not pretty

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