FELTON, CRIMWADE & CO., 



HUjflksak Drug |£[mb&nis, 



IWLAlVrJFACTXJl^IIVG^ CHEMISTS, 



IMPORTERS OF EVERY DESCRIPTION OF 



MICROSCOPES, MICROSCOPICAL ACCESSORIES. CALVANIC BATTERIES, CHEMICAL AND SCIENTIFIC 

 APPARATUS, &C. &c. 



BECK'S "STAR" MONOCULAR MICROSCOPE, with rack and pinion coarse adjust- 

 ment, iris diaphragm, double mirror, fine adjustment by screw, i eye-piece, i in. and % in. 

 objective, in case, .£4 12s. 6d. 



BECK'S "ECONOMIC" MICROSCOPES, from £7 6s. to £11 us. 



BECK'S "POPULAR" MICROSCOPES, from £12 5 s. to £27 5s. 



BECK'S "NATIONAL" MICROSCOPES, from £12 5s. to £38 10s. 



Particulars of various other Microscopes, by best English and Foreign 

 Makers, may be had on application. 



3 42—6 LITTLE FLINDERS ST., MELBOURNE. 



m&wimw f mwmwMMmm & co., 



Manufacturers of Water Meters, Turret Clocks, &c, &c. 



Repairs and alterations undertaken. Men sent to any suburb to take out Meters 



for repair. Microscopes and Scientific Instruments repaired. 



Wheels and Racks of all kinds cut to order. Circular Dividing. 



TO MICROSCOPISTS.-Micrometei' Rulings. 



Stace Micrometers Eye-piece Micrometers, and Test Plates. 



Stage Micrometer, lOOths and l.OOOths of an inch, or lOths and lOOths of a millimetre ■ 5/- each 



Do. both systems on one slide ..-..• 7/6 ,, 



Test Plate for Medium-power Objectives, 7 bands, varying from 500 to 2,000 per mm. (=12,700 



to 50,800 per inch) ......... 15/- „ 



Test Plate for High-power Objectives, finest band, at the rate of over 100,000 per inch - To order. 



These rulings are executed by Mr. J. Shephard, on a machine specially designed and constructed by D., S. & Co 

 Comparison with micrometers issued by leading opticians of England and America shows the imported articl; 

 to be less accurate. 



1 35 CITY ROAD. SOUTH MELBOURNE. telephone 848. 



E„ CMERRY «Sl SONS, 



*# GISBOFtNE. 5^ 



j£ntomolOQical & microscopical Cabinet flDafcers. 



Natural History Requisites of every description. 



STORE BOXES-Corked and Papered both sides— 



10 x 8, 4s. 6d. I 12 x 10, 5s. | 15 x 12, 5s. 6d. 



setting boards- Corked and Papered in lengths. 14 inches— 



Under 2 inches wide, Is.; up to 3-inch, Is. 3d. ; up to 6-inch, Is. 6d. 



TRAVELLING CASE, WITH ONE DOZ. ASSORTED SETTING BOARDS, 20s. 



Samples to be .teen at Field Naturalist Club's Library. Write for further particulars. 



