272 



KEQRETTI AND ZAMBRA, HOLBOEN VIADUCT, B.C., 



FIG. 985. FIG. 975. 



Each. Each. 



s. d. a. d. 



980 Valentine's Dissecting Knives, for cutting thin sections 



of soft animal substances, &c 17 6 110 



981 Three-pronged Forceps, of German Silver, with screw 



adjustment 17 6 



982 Ditto ditto plain mounting .... 15 



983 Microscopic Dissecting Instruments, in neat case . .110 2 10 



984 A Selection of all the Necessary Materials for 



Mounting Objects, arranged in a mahogany box .330 440 



985 Glass Cell, round, for holding fluids, viewing circulation 



in plants, polyps, &c. (fig. 985) 016 



986 Animalculae Cage or Live Box, for conveniently 



examining water containing animalculse, living insects, 



&c. (fig. 986) 5s. 6d. 7 6 10 6 



987 Animalculae Box, Yarley's Pattern, with raised centre 



(fig. 987) 12 6 16 



989 

 990 



991 



992 

 993 



994 

 995 



FIG. 



FIG. 987. 



15 



Compressorium, for similar purposes, where the object 



requires greater pressure 



Ditto ditto Best Lever 



Frog Plate, for holding Frogs, Fish, &c., to exhibit the 



circulation of the blood 



Glass Rings, Cells, Circles, Squares, &c., of various 



sizes and thicknesses, for mounting injections, &c., 



from per doz. 30 



Plate Glass Stage Plates, with Oval or Bound cells per doz. 

 Glass Sides, with ground edges for mounting objects, 



ol! the best quality, 3-in. by 1-in. . . . per doz. 

 Thin Microscopic Glass, cut in Squares, per oz. 



Ditto ditto cut in Circles . ...060 



1 



16 



4 

 4 



1 



3 



10 



10 6 12 6 



