The elements of natural philosophy : copiously illustrated by familiar experiments and containing descriptions of instruments, with directions for using : designed for the use of schools and academies (1856)
Sprague, A. W. (Alfred White), 1821-1891 · Boston : Phillips, Sampson & Company · leaf 200
glass globe with a long neck passing up through the openingof a glass receiver, is sealed to this, so as to be air-tight. Uponthe top of this neck is a movable cap and ball, with a chainattached, and leading down into the globe. Experiment d. —Place the receiver on the plate of theair-pump, raise…
Physics
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.