00634cam a2200193 a 4500 ca 05002389 DLC 20260227111042.0 010320s1866 mau c 000 0 eng ca 05002389 DLC DLC AC901 .D7 box 60, no. 15 Edward S. Ritchie & Sons. Ritchie's illustrated catalogue of philosophical instruments and school apparatus. Boston : [Ritchie, 1866?] 6, 57 p. ; ill. ; 24 cm. Physical instruments Catalogs. Samuel Gardner Drake Pamphlet Collection (Library of Congress) DLC 13418 13418