330 



NEGRETTI AND ZAMBRA, HOLBORN VIADUCT. E.G., 



MATHEMATICAL LEAVING INSTRUMENTS. 



FIG. 1486. 



SETS OF DRAWING INSTRUMENTS IN CASES, 



FOR TEACHING ELEMENTARY DRAWING, &C., IN SCHOOLS, &C. 



s. d. 



1457 Small or Half-Set of Drawing Instruments, consisting of brass 



compasses, with pen and pencil points, boxwood scale and pencil, 



in pull-off case .......... 066 



1458 Ditto similar to No. 1 set, but with extra dividers and 



feeder (fig. 1458) .......... 086 



1459 Half-Set of Instruments, consisting of brass compasses, with pen 



and pencil points, drawing pen and boxwood scale, in polished 

 mahogany case . ......... 10 6 



1460 Ditto with extra bow pen, and bow pencil, and ebony 



parallel rule (fig. 1460) ......... 16 6 



FIG. 1458. FIG. 1463. FIG. 1460. 



1461 Set of Instruments, consisting of brass compasses, with pen and 



1462 Ditto 



pencil points, lengthening bar, bow pen and bow pencil, drawing 

 pen, ebony parallel rule and 'boxwood protractor, fitted in 

 mahogany case 11 



with extra dividers 



150 



