60 61 Pg. 60, Masons' Marks Babbius building Cornice, Drawing, Masons' Marks Babbius building Cornice ... Pg. 60, Masons' Marks Babbius building Cornice, Drawing, Masons' Marks Babbius
Mason's marks ... Katrina Konsta ... 82-356 82-356 ... 1959 ... Mason's marks.
Mason's marks ... PD 1124 Made of raw file of 2012.91.0749 (EEA scan). Horizontal (normal) ... Mason's marks.
Mason's marks ... Katrina Konsta ... Tracing made. 82-356 2014.01.0058 82-356 2014.01.0058 Dirty Cartridge Paper Drafting Ink ... 1959 ... Mason's marks.