84 



L. CASELLA'S CATALOGUE 



A 



FIG. 742. 

 754 BEAM COMPASS HEADS, Ordnance pattern, divided to read to *01 inch. (jig. 754). 



Brass. Electrum. 



1 12 220 



755- Electmm Tubular Beam Compass, three draw, extending to 30 inches, and 

 closing up to twelve inches, with steel points and ink and pencil points, 

 best quality . . . . . . 1 12 6 



756. ELECTEUM TUBULAR BEAM COMPASS, with screw adjusiment, and improved 

 points for needles ...... 



758. PBOPOBTIONAL CALIPEES, 12-inch., 2 5s. ; 9 inch. 



759. PBOPOBTION AL COMPASSES, 6-inch., electrum, fully divided (Jig. 759) 



760. Proportional Compasses, with adjustment . 



762. PBOPOBTIONAL COMPASSES, 9-inch., electrum fully divided 



763. PEOPOBTIONAL COMPASSES, with adjustment . 



If in maroon case, extra, 2s. 6d. and 3s. 6d. 



764. WHOLES AND HALVES or Bisecting compasses in electrum , 



110 



POCKET COMPASSES. 



765. Pillar Compasses, in electrum, with reversing ends, forming a complete set 



of drawing instruments, hest quality only . / i: " 1 5 



766. PILLAE COMPASSES, with lengthening bar , . ' "V ' 1 15 



767. NAPIEB COMPASSES, in electrum, with ink and pencil point to revolve, best 



150 



768. NAPIEB COMPASSES, in silver . . . 220 



769. POCKET DIVIDES, with sheath, 3 to 5 inches . 4 6 to 5 6 



DIVIDERS OR COMPASSES. 



770. DiviDEBSECTOBJoiNT(^gr.770),p. 83, best quality, brass, 2s. 6d. ; electrumO 4 

 772. DIVIDES SECTOB JOINT, with hair spring, brass, 5s. 6d. ; electrum 



6 

 066 



