6804-066 G.B. SANBORN log rule. Rectangular, 1-3/4" x 1/2" and 2" long. Brass ends. Seven scales on each side with both edges lined with a series of marked holes for tally pegs. Sanborn was a maker in Bristol, New Hampshire, between 1870 and 1900. Good (JCI257) 40-80 NOTE: Initial bids accepted until 5pm EST Saturday, June 15. Bids may be raised by phone until 10pm EST on Sunday, June 16.