106 



Estimates of Cost of Fittings. 



Fittings for the Class Rooms, 



selected according to the work "Technik des Physikalischen Unterrichts nebst Einfiihrung in die Chemie", 

 by Prof. Friedr. C. G. Miiller, Brandenburg a. H. Berlin, 1906. 



The page and figure numbers given refer to the above work; the list numbers to our 

 Price List No. 50. 



* The items preceded by an asterisk are constructed in accordance with the original directions 

 of Prof. Friedr. C. G. Miiller. whose sanction for the construction has been obtained. 



The work contains in the sections re fittings, a number of .supplies and apparatus for 

 general use. These will be summarised in our price list later. The helioslat mentioned later on 

 in the book (but which has already appeared in the installations; appears in the following collection.^ 

 under the fittings for the class room. 



Collection 7. 



Equipment of the Lecture Room for Physics 

 and Chemistry. 



s. d. 



4. 

 9. 



50,328. Rincing Table with drying board (p. 2) 4. 

 1 wider Drying Board (p. 10) .... 0. 

 Table with opening, 1.50 m long, 40 cm 



wide (p. 2) 1. 15. 



50,042. * Lecture Table, 3 in long, with 2 pro- 

 tecting flaps (pp. 2 4, 5, 10) 25. 6. 



50,113. Table and Microscopy Lamp for electri- 

 city (p. 4) 0. 10. 



In case gas-lighting is used, then instead of 



above: 

 50,111. Incandescent Table and Microscopy 



Lamp 0. 12. 



50,093. * Stink Cupboard (p. 4) 2. 5. 



50,127. Aspirator and Force Pump on one board 



(p. 4) 6. 0. 



or: 

 50,146 a. * Water Jet Blower (Fig. 90) 1. 0. 



and 



50,134. Wetzel Water Jet Pump, 1. 3. 0. 

 50,044. * Blast Table for setting on the Lecture 



Table (p. 5) 4. 6. 



50,096. * 2 Oak Supports (Fig. 2) 1. 16. 



50,174. * Blackboard with pillar substructure, 

 with 1 fixed and 1 movable wood slab, 

 1.50 m wide and 1.05 m high (p. 6) . . 8.. 0. 



50,313. * Smoke Pipe (p. 7) 0. 11. 



Experimental Switchboard, Type B t , for 



220 V. (pp. 7 and 248) 24. 5. 



The price is proportionately increased 



in the case of a different kind of current 



or voltage. 

 50,267. Wall Bracket for carrying the balance 



(p. 7) 0. 18. 



50,182. Hand-driven window darkener (p. 7), 3 



windows taken as 1.8 m, for each window 



7. 5. 21. 15. 



50,283, Wall Cupboard, 2.30 m long (p. 11) . . 14. 1. 

 50,177 50,180. Blackboard, T-square, set-square, 

 try-square, ruler, and wood compasses 



(drawing materials, p. 12) 0. 17. 



50,323. 2 Chemical Cupboards, 1 m long, each 



6. 2. (pp. 2 and 12) 12. 4. 



50,213. * Clockwork Heliostat (p. 13 and Fig. 124) 5. 15. 

 For Erecting the Heliostat, according to 



prevailing conditions (p. 13) Subject to 



alteration 1. 5. 



Total 136. 2. 



Equipment of the Apparatus Room. s. d. 



50,280. Free-standing Glass Cupboard, 3 m long 



(p. 13) 23. 15. 



50,282. 3 Wall Cupboards, 3 m long (p. 13), each 



17. 10. . . . . 52. 10. 



3 Cupboards, 1 50 m long, 2.50 m high, 



40 cm deep (p. 13), each 8. 5. ... 24. 15. 



1 Work Table, 2.50 m long, 60 cm wide, 

 on 6 legs, and with 2 wide drawers; also 



having 2 electric terminals (p. 13) ... 3. 0. o 



3 Tables for taking apparatus, each 

 1.50 m long, 50 cm wide, each having 



2 drawers (p. 13), each 2. 2. .... 6. 6. 



Total 110. 12. 



Equipment of the Workshop. s ,1 



Work Table, 1.50 m long, 80 cm wide, 

 with 2 drawers and deepening for the anvil 



(p. 15) . ' 2. 12. (i 



50.242. Parallel Vice, 8 kg weight 1. 7. 



50.243. Small Anvil with horn (p. 15) .... 0. 18. 



50.250. 3 Wall Boards for tools (p. 15) .... 3. 10. 

 Table, 2 m long, 50 cm wide, with 3 drawers 



and 1 open cupboard and beading round 



inside edge (p. 15) 2. 15. 



Simple Cupboard with 4 shelves, 1 m 



long, 1 m high, 0.20 m deep (p. 15) . . 2. 0. 



50.251. Tools for Metal-work (p. 15) 12. 10. 



50.252. Tools for woodworking, etc. (p. 16) . . 1. 15. o 



50.253. Measuring and Drawing Instruments 



(p. 16) 5. I.'., ii 



50.254. Various Materials (p. 16) ....... 6. 10. 



50,257. Slide-rest Lathe for treadling (p. 17). . 19. 0. 



50.259. Self-centering Drilling and Turning Chuck 



(p. 17) 2. 10. ii 



50.260. Flange for screwing on wood discs . . 0. 12. 



50.261. 12 Cylindrical Wood Chucks 0. 5. 



50.262. 10 Slide Rest steel tools (p. 17) .... 0. 12. o 



50.263. 2 hollow and 2 flat hand turning tools 



(p. 18) 0. 2. 6 



50,263 a. 2 Angular tools and 1 flat tool ... 0. 3. 8 



50.264. 6 Wood Handles (p. 18) 0. 1. 3 



50.265. 40 Twist Drills with wood block (p. 18) 1. 2. 



50.266. Emery Disc on wood shaft (p. 18) . . 0. 9. 



Total 64. 9. 5 



Total Cost of Collection 7. s . d. 



Equipment of Class Room for Physics and Che- 

 mistry 136. 2. 



Equipment of the Apparatus Room 110. 12. 



Equipment of the Workshop 64. 9. 5 



Grand Total 311. 3. 5 



