Catalogue : mathematical and engineering instruments and materials manufactured and imported by James W. Queen & Co. (1880)
James W. Queen & Company · James W. Queen & Co. · leaf 149
147 JAMES W. QUEEN A CO., PHILADELPHIA. SOLAR TRANSITS. … A1520, No. wSSd^SJJ?!^ Mlver re;,,linR to U.irtv Monds, levelarc readier I KS J* t0 «feoFtttacop£ with declination verniers arcW ?iW<* need,e wi sol;,r attachment. Amble arClevel to telescope, clamp and tangent movement, etc, 236.0» -inch on ion ■
