toe 



BAIRD &TATLOCK (LONDON) LTD. 



1991 



1992 



1993 



1994 



1991 Bell Jar, ground rim, with glass stopcock at top ground to fit, 10 by 6 in. 



1992 Bell Jars, stoppered, with ground rim, of clear glass. 



Height to shoulder . . 6 6 8 8 



Diameter . . . . 3 4 4 6 



Price .. .. 1/6 21- 2/6 3/- 



1993 Bell Jars, knob and ground rim, for air pumps, etc. 



Height to shoulder 334567 

 Diameter . . 465567 



Price .. 1/4 2/- 2/- 2/3 2/6 3/6 



1994 Bell Jars, open at top, and with ground rim. 



7 by 5 8 by 4 



076 



9 10 10 10 12 12 in. 

 6 5 7 8 6 Sin. 

 3/6 3/3 4/6 5/- 4/6 5/6 each 



8 



8 



3/9 



9 10 



!/"- 4/6 



8 by 5 in. 

 2/3 each. 



12 



6 



12 in. 

 8 in. 

 5/- each. 



1995 1996 1997 



1995 Gas Bags of Goldbeaters' skin, with brass stopcock . . . . . . . . each 030 



1996 Bell Jars, green glass, with knob, and without flange, low form, for covering specimens, etc. 



Height . . . . . . . . 4 5 6 in. 



Diameter . . . . . . . . . . 8 10 12 in. 



Price . . . . . . . . 21- 2/9 3/6 each. 



1997 Bell Jars, green glass, with knob, and without flange, tall form, for covering microscopes, etc. 



Height 3 4 5 6 7 8 9 12 15 18 in. 



Diameter -.3 3 4 4 3 4 5 6 7 8 in. 



Price .. 9d. lid. I/- I/- I/- 1/3 1/9 2/6 3/6 4/6 each. 



(CHEMICAL AND SCIENTIFIC APPARATUS AlsID PURE CHEMICALS- 



399 



