The Monash sundial

This monograph describes the design and construction by Charles Felix Moppert of the vertical analemnic sundial on the north wall of the Campus Centre at Monash University Clayton. The text gives the basic facts concerning the sky; describes the coordinate system; explains spherical trigonometry; describes the conventional sundial; explains complementary sundials; calculates the length of the shadow and how the time can be calculated; discusses the various ways in which time can be measured; gives the calculations for the Monash sundial.