23. Series of lettered (etched) wash bottles, for water, 

 alcohol, and ether. 



Made by Warmbrunn, Quilitz, fy Co., Berlin. 

 E. 156, 157 and 158. 1877. 



24. Graduated tube on foot, 1,000 cc.'s. Price 5s. 6d. 

 Graduated tube on foot, 1,000 cc.'s, stoppered. 

 Price 7s. 



1886. Exhibited by Townson fy Mercer. 



25. Graduated cylinders, of 1,000, 500, 250, and 100 cc. 



Made by Warmbrunn, Quilitz, fy Co., Berlin. 

 E. 159 to 162. 1877. 



26. Graduated flasks, of J, ^> and one litre. 



Made by Warmbrunn, Quilitz, If Co., Berlin. 

 E. 163, 164 and 165. 1877. 



27- Flasks to contain 1,000 c.c.'s, stoppered and un- 

 stoppered. Prices Is. 6d. and 2s. 3d. Flask for pre- 

 paring gases, glass stopper, thistle-headed funnel, and 

 delivery tube all in one piece. Price 3s. 



1886. Exhibited by Toivnson fy Mercer. 



28. Glass-stoppered burettes, four, on stand. 



Made by Warmbrunn, Quilitz, fy Go., Berlin. 

 E v 166 to 169. 1877. 



29. Burettes :- 



Mohr's, with stopcock, 1,000 c.c. 

 Binks', on wood stand, graduated in c.c, 

 Geissler's, with stopcock and stopper , graduated in 



c.c. 



Mohr's, with clip, 1,000 grains in 200 divisions. 

 1876. Exhibited by J. Orme tf Go. 



30. Burettes (2), with clip and jet, graduated to 50 c.c, 

 Prices 4s. and 3s. 9d. Burettes (2), with glass taps, 

 graduated to 55 c.c. and 60 c.c. respectively. Prices 

 5s. 6d. and 6s. 



1886. Exhibited by Townson fy Mercer. 



31. Burettes (2), Geissler's graduated to 50 c.c. and 

 100 c.c. respectively. Prices 7s. 6d. and 10s. 6d. 



1886. Exhibited by Townson fy Mercer. 



These are stoppered above to keep out the dust, and yet 



arranged that in a certain position, when a passage through the 



