COLLECTIONS
Ritchie (Edward S.) & Sons, Boston. SCH Ritchie's illustrated catalogue of philo- . T860 sophical instruments, and school apparatus. «ROLL Boston CA.Holland, 1860]
x,84p.inel.front.,illus. 23.5cm.
1. Physical instruments--Catalogs. 2. Catalogs, Commercial--—Massachusetts-—-—Boston.
MB-Rev. (2)