46. Tinters, with two colored films aiil opaque curtain ......... $3 00 



47. Flame Chamber Glass and Frame, for front ................. 60 



For back ........................................................ 25 



48. Reflector, of focus and shape to fit any Scioptlcon ...... ..... 200 



49. Scioptlcon Lamp (incomplete in itself; see Manual, p. 80, 



Fig. 15, 4 ) ........................................................ 250 



50. Scioptlcon Lamp Wicks, per dozen ............................ 25 



51. Brass Stage and Spring, with stop ........................... 75 



52. Slide Carrier, a part of the automatic cut-off patent, but 



can be used in any Scioptioon (see Manual, p. 169, Fig. 44) 1 50 



53. Ordinary Slide Carrier ........................................ 20 



54. Chimney Cap and Extension ................................. 100 



55. AlcoJiol Jet No. 1 .................................................... 100 



56. Jet No.2 .......................................................... 1 50 



57. Centre Jet .............................. ......................... 50 



58. M ixed Jet No. 3 .................................................. 2 00 



59. Flat Jet Broach ............................ . .................... 20 



60. Jet Wrench ....................................................... 50 



61. Clamp for Base .................................................. 1 50 



62. Lime Holder ..................................................... 50 



63. Base for Lime Solder .......................................... 50 



64. Stop-cocks for Jet, each ......................................... 1 25 



65. Lead Washers, per dozen ....................................... 25 



66. Large Gas Bag Stop-cock ...................................... 2 00 



The price of gas bags without stop-cock is less by two 

 dollars. 



67. Alcohol Fountai n, with stop-cock an d feed er ................ 250 



63. Connection for tubing ........................................... 15 



69. T Connection for running two tubes into one ................ 50 



LANTERN ATTACHMENTS. 



70. Sciopticon Gas Microscope Attachment, Zentmayer's pat- 



tern (see Manual, p. 191) ....................................... 30 00 



71. New Pattern. Objective, 1% inch ................................ 3000 



25 00 



JLinch ................................ 25 00 



72. Microscopic Objects, from 75 cents to .......................... 1 50 



73. Salman's Siphon Slide, with cover, rubber tubes and bot- 



tles (see Manual, p. 190) ....................................... 5 00 



74. Solman's Life and Current Slide ............................ 150 



