. A catalogue and price-list of drawing instruments . 147 Nickel-Plated Case, for holding Leads or Needle Points $o: 15 PHILADELPHIA. 31 Alteneders German Silver Protractors. Each instrument is stamped T. Alteneder, Phila. The requirements of a Protractor are that it shall be light and handy,and, at the same time, so stiff and strong that it will retain its shape; and,above all, that its graduations shall be fine, disti7ict and accurate. Our Protractors are made of Hard Rolled German Silver, which is greatlysuperior to ordinary castings in strength, hardness and elasticity. They aregraduated o
. A catalogue and price-list of drawing instruments . 147 Nickel-Plated Case, for holding Leads or Needle Points $o: 15 PHILADELPHIA. 31 Alteneders German Silver Protractors. Each instrument is stamped T. Alteneder, Phila. The requirements of a Protractor are that it shall be light and handy,and, at the same time, so stiff and strong that it will retain its shape; and,above all, that its graduations shall be fine, disti7ict and accurate. Our Protractors are made of Hard Rolled German Silver, which is greatlysuperior to ordinary castings in strength, hardness and elasticity. They aregraduated on our own engine. We guarantee them to be superior to Half Circle, Plain. 150 German Silver Protractor, y2 Circle y> Degrees inside Centre, 5 inches, £3 00 151 German Silver Protractor, y2 Circle y2 Degrees inside Centre, 6 inches, 4 00 152 German Silver Protractor, 3^ Circle ^ Degrees inside Centre, 7 inches, 5 00 153 German Silver Protractor, ^ Circle y Degrees inside Centre, S inches. 6 00 154 German Silver Protractor, y Circle y Degrees inside Centre, 10 inches. 7 50 Whole Circle, Plain 157 German Silver Protractor, Whole Circle, • Degrees, 0 inches 158 German Silver Protractor, Whole Circle, , Degrees, 8 inchesL59 German Silver Protractor, Whole Circle, , Degrees, to inches 10 00 1 : co 32 THEO. ALTENEDER d> SONS, Alteneders German Silver Protractors. Each instrument is stamped T. Alteneder, Phila.
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectdrawing, bookyear1892
