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jammer
Lumbering
DCHP-1 (pre-1967)
Entry from the DCHP-1 (pre-1967)
This entry may contain outdated or offensive information, terms, and examples.
n.
a hoist used in loading logs.
Quotations
1955
Some 200 men have been working since early Fall and this force will be maintained until the end of the haul. About 28 teams of horses, 20 trucks, 6 tractors, two draglines, and two jammers are being used.
1966
We loaded with a jammer and logs were hoisted onto the sleigh by a cross haul team.