Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 292
the tu-bulature is connected with an air-pump by means of a flexible hose.On exhausting the air, the bag ispressed up into the glass vessel withsufiicient force to raise the heavyweight which is attached to it bymeans of a leather strap. By modi-fying the apparatus, it is easy to show that the… … Fig. 256. 268 CHEMICAL PHYSICS.
Matter · Heat
Internet Archive · Cornell University Library · Public Domain Mark 1.0. Free to use for anything.
