Manual of public health

Manual of public health

4.11 - 1251 ratings - Source

Equilibrium is restored by hanging rider weights on the beam. Four riders are supplied. The largest, when it is placed on the hook from which the plummet hangs, denotes a specific gravity of 1000, that of distilled water. On the notch marked 9 itanbsp;...

Title:Manual of public health
Author:John Ronald Currie, Alexander Gow Mearns, Margaret Wolfe Jepps, Robert Arnot Staig
Publisher: - 1936


You Must CONTINUE and create a free account to access unlimited downloads & streaming