No. 55097. 



Solidification. Liquefaction. 



609 



55 096. 1 : 6. 



s. d. 



55.091. Carbonic Acid Generator, Figure (W. D., Fig. 398 [378]) 3. 6. 



55.092. Steel Cylinder, 3 litres capacity, Figure, filled with 2 kg Carbonic Acid (W. D., 



Fig. 397 [377]), without tipping device 1.10.0 



55.093. Filling No. 55,092 with 2 kg Carbonic Acid 0. 5. 



55.094. Tipping Device for the Carbonic Acid Cylinder, Fig. 55,092, without steel cylinder, 

 reducing valve, or capacity indicator 1. 16. 



55, 094 a. Portable Stand for large Steel Cylinders 10 12 litres, Figure I 1. 10. 



55. 005. Stamp, Plate, Mould and Frame for pressing carbonic acid plates, also polished Brass 



Ball 2 cm diameter (Krdmann, Anorganische Chemie, Figs. 187 190) 0. 8. 



55.090. Apparatus for Demonstrating the Liquefaction of Gases, after Cailletet, Figure 

 (M. P., Ill, Fig. 309 [II, 2, Fig. 166]), for a pressure of 300 atmospheres, with Steel , 

 Pump and reservoir 32. 10. 



"'"'.097. - - i d e in, for a pressure of 1000 at 40. 0. 



Cl. 4105, 1818, 6218, 



1819. 39 



