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 86
Ha ■ i ^ 814. -GESL ^ S $ in. * . ft l-w- D. *)C4 D. a. I ft a S. *. p.-i vdonC.dul E ... fa tin. ia lod J5 JAMES W. QUEEN & CO., PHILADELPHIA. T SQUARES. 85 … A 851. No. A 850. Pearwood T Square, fixed head. 15 20 go 30 35 $.30 .45 .45 .50 .65 A 851. Pearwood T Square, shifting head. 20 25 30 35 $1.00 1.00 1.10 1.20 40 .85 451.00 501.25 401.50 501.75 70 inches lone 2.00 70 inches lone2.50 *
