Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 350
ed to the piston-rod above. The inner surface ofthe cylinder is perfectly smooth and true, so that the piston,whicli is formed of yielding materials, moves air-tight throughits whole course. Moreover, the under surface of the piston fitsexactly the bottom of the cylinder, so that, when the piston… … 326 CHEMICAL PHYSICS. has free access to the upper surface of the piston. The lower endof the cylinder opens into a narrow tube, which connects, at oneend, with the glass bell on the plate of the air-pump through the
Matter · Heat
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![An illustration from Examen dv livre des Recreations mathematiqves, & de ses problemes en geometrie mechanique, optique & catoptrique [du J. Leurechon] Où sont aussi discutées & restabiles plusieurs experiences physiques y proposées (1639)](https://img.insideoutlibrary.com/img/200/ia-examendvlivredes00mydo-136-27.webp)
