%0 Electronic %A Whitehurst, John, 1713-1788. %I Printed for the author %D 1787 %C London %G English %T An attempt towards obtaining invariable measures of length, capacity, and weight from the mensuration of time, independent of the mechanical operations requisite to ascertain the center of oscillation, or the true length of pendulums %U http://galenet.galegroup.com/servlet/MOME?af=RN&ae=U102103812&srchtp=a&ste=14&locID=mace