A system of natural philosophy, designed for the use of schools and academies (1845)
Moffat, J[ohn] M. [from old catalog] · Philadelphia, E. C. Biddle · leaf 196
bit effectsprecisely analogous to those of the apparatus just described. 46. The machine called Heros Fountain, resembles in princi-ple those noticed above, differing from them only in the mannerin which the compression and consequently increased elasticityof the air is produced. This is effected… … * See above,R No. 26. 194 PNEUMATICS.
Physics
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