On the Development and Distribution of Primitive Locks and Keys

by Augustus Henry Lane-Fox Pitt-Rivers

Fig. 102C. Side view.

Fig. 103C. Longitudinal section.

Fig. 104C. End view of key.

Figs. 105 and 106. Ancient Roman bronze lock, in the form of a horse, belonging to Dr. John Evans, F.R.S.

Fig. 105C. Side view.

Fig. 106C. End, showing apertures for springs.

Figs. 107C to 109C. Modern brass Chinese padlock in the form of a lion, the springs entering behind, belonging to Mr. Chubb.

Fig. 107C. Side view.

Fig. 108C. Side view of bolt and springs.

Fig. 109C. Front view, showing method of inserting the key.