witness mark n.— «With a rule draw out a witness mark from each saw cut on the surfaced side of the line boards and plainly write there-on a brief designation of what line of the building the saw cut is on, as “Brick Line...
witness mark n.— «With a rule draw out a witness mark from each saw cut on the surfaced side of the line boards and plainly write there-on a brief designation of what line of the building the saw cut is on, as “Brick Line...