Posted 8 years ago
DeborayShay
(1 item)
Wooden ruler extends to 44"
The smaller brass piece has numbers on it, beginning at 3"
No name or date on it, or where it was made.
My Grandfather's ruler, he came to US in 1916 was a mason, carpenter and forged iron | ||
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I would say your folding rule is a step rule or parallel rule to lay out brick work. It starts at 3" because you used it after the first brick was laid. New bricks are 3 5/8 and you figure in a 3/8" joint.