San Francisco, Calif. : Architect and Engineer Co · leaf 40
CO IO … U 48 The Architect and Engineer of California with the mortar. This can easily be avoided, and T have found it in mostcases comes from masons who are prejudiced against the use of concrete blocks. These subjects will be more carefully discussed in the report of the com-mittee upon Standard…
Architecture · Building
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
