INTRODUCTORY 

 APPARATUS AND SUPPLIES REQUIRED 



The student should provide himself with the following sup- 

 plies : 



One half -gross box best grade glass slides, standard size (25x75 mm.). 

 One-half ounce, 18 mm. or J in., round cover-glasses, medium thickness, 



(o. 18 mm.). 



Thirty, 25x50 mm. cover-glasses, medium thickness. 

 Two or three Pillsbury slide boxes (Fig. 1). 

 One box of labels for slides. 

 Three to six camel's hair brushes (Fig. 2). 

 Six pipettes (Fig. 3). 

 One set of dissecting instruments as follows : 



One large scalpel or cartilage knife (Fig. 4). 



One small scalpel (Fig. 5). 



Two needles (Fig. 6). 



One fine straight scissors (Fig. 7). 



One fine straight dissecting forceps, file-cut points (Fig. 8). 



One blow-pipe (Fig. 9). 



One section lifter (Fig. 10). 

 To which may well be added: 



One heavy scissors (Fig. 11). 



One curved scissors (Fig. 12). 



One heavy forceps (Fig. 13). 



One fine forceps, curved tips (Fig. 14). 

 One horn spoon. 



One desk memorandum calendar. 

 Blank cards (about 75x100 mm.) for keeping records of experiments. 



The kind of card used for library card catalogue will do. 

 One section razor (Fig. 15). 

 A piece of moderately heavy copper wire with one end hammered out to 



a width of 7 to 10 mm. 

 Towels. 



A glass-marking pencil (wax) or writing diamond will be found useful. 

 See, however, Memorandum 21, chap. vi. 



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