On the Development and Distribution of Primitive Locks and Keys

by Augustus Henry Lane-Fox Pitt-Rivers

Figs. 61C to 63C. Modern brass Chinese padlock.

Fig. 61C. Side view.

Fig. 62C. Side view of bolts and springs.

Fig. 63C. Transverse section.

Figs. 64C to 67C. Modern brass padlock, from Yarkand (India Museum).

Fig. 64C. Side view.

Fig. 65C. Side view of bolts and springs.

Fig. 66C. Transverse section.

Fig. 67C. Longitudinal section (looking down).

Figs. 68C to 70C. Modern steel lock, from Indore, India (India Museum).