BEN.T. PIKE'S, JR., PRICK CATALOGUE. 35 



No. 



789 Fig. 559, Marcett's steam boiler with barome- 



ter and thermometer, for experiments on 



latent heat, &c., - - $15.00 



790 Fig. 560, Wollaston's steam apparatus, 1.50 



791 Fig. 561, calorimeter, 



792 Fig. 562, pair of tin plate mirrors for radia- 



tion of heat, with stands, 12 inch diameter, 5.50 



793 Fig. 562, ditto, with iron ball and differential 



thermometer, with stands, - 7.50 



794 Fig. 562, ditto, in brass, thirteen inch, $20 ; 



eighteen inch, - - 32.00 



795 Square box with four different radiating sur- 



faces, - 1.50 



796 Fig. 563, still and worm of japanned tin, - 6.00 



797 Fig. 563, " " of copper, - - 8.00 



798 Fig. 564, Hope's eudiometer, - - 2.50 



799 Volta's eudiometer, with platina poles, - 3.00 



800 " " and graduated, 4.00 



801 Fig. 565, lire's " " " 4.00 



802 Fig. 566, Pepy's gas transferrer - 0.75 



803 Fig. 567, glass syringe for transferring, 0.75 



804 Fig. 568, apparatus to show the condensation 



of liquids by mixture - $1 to 3.00 



805 Fig. 569, tube and flask holder, - 1.50 



806 Fig. 570, apparatus for distillation and con- 



densation of liquids, with 3 retort stands, 6.00 



807 Fig. 5*71, apparatus for the condensation of 



gases, with a retort stand, - 3.50 



808 Fig. 572, Wolf's apparatus, in tray, $6, $6.50, and 7.50 



809 Fig. 572, Bent tubes for Wolf's apparatus, 



25cts. to 0.38 



810 Fig. 572, Wolf's three-necked bottles, half- 



pint, 63 cts; pint, 75cts ; quart, - - 1.00 



811 Fig. 573, Nooth's apparatus, - - 15.00 



812 Fig. 574, Christison's apparatus for detecting 



poisons, - - - -fc $.400 and 5.00 



813 Fig. 575, Marsh's arsenic apparatus, - 2.50 



814 Fig. 576, retort, with cap and stopcock, - 1.50 



815 Specific gravity bottle to hold 1000 grains of 



water, - - - 3.00 



816 Fig. 477, glass-blower's table, with double 



bellows, 25.00 



