. Catalogue : mathematical and engineering instruments and materials manufactured and imported by James W. Queen & 147 JAMES W. QUEEN A CO., PHILADELPHIA. SOLAR A1520, No. wSSd^SJJ?!^ Mlver re;,,linR to 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, » -inch on ion ?

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Keywords: ., bookauthorjameswqu, bookcentury1800, bookdecade1880, bookyear1880