DCHP-1 Online
bushmark 
n. an identifying mark stamped on cut timber by the logging company to show ownership.
- 1933 On each log was imprinted the "bush-mark" of the company, important for purposes of identification when more than one group of men are driving logs on one river.
- 1963 . . . years after St. Lawrence rafting ceased, one could see along the southeast coast of England, groynes built of rock elm timber, and find a link with the great river in deciphering the familiar bushmarks and culler's marks still legible upon their solid sides.
- 1933 On each log was imprinted the "bush-mark" of the company, important for purposes of identification when more than one group of men are driving logs on one river.