072 APPENDIX. 



10 feet of soft-glass tubing, 2 or 3 mm. inside diam- 

 eter. 



20 feet of soft-glass tubing, 4 mm. inside diameter. 



6 glass rods, 18 to 20 cm. long and 3 or 4 mm. in 

 diameter. 



6 pipettes of 1 c.c. each, divided into tenths. 



2 pipettes of 10 c.c. each, divided into cubic centi- 

 metres and fractions. 



1 burette of 50 c.c. capacity, divided into cubic cen- 

 timetres and fractions. 



1 separating-funnel of 750 c.c. capacity for filling 

 tubes. 



2 glass funnels, best quality, about 15 cm. in diam- 

 eter. 



2 glass funnels, best quality, about 8 cm. in diameter. 

 2 glass funnels, best quality, about 4 or 5 cm. in 

 diameter. 



2 porcelain dishes, 200 c.c. capacity. 



6 ordinary water tumblers for holding test-tubes. 



1 ruled plate for counting colonies. 



1 gas-generator, 600 c.c. capacity, pattern of Kipp 

 or v. Wartha. 



BURNERS, TUBING, ETC. 



2 Bun sen burners, single flame. 

 1 Rose-burner. 



1 Koch safety-burner, single flame. 

 6 feet of white-rubber gas-tubing. 

 12 feet of pure red-rubber tubing, 5 to 6 mm. inside 

 diameter. 



1 thermo-regtilator, pattern of L. Meyer or Reichert. 



2 thermometers, graduated in degrees of Centigrade, 

 registering from to 100 C., graduated on the stem, 



