Show n n n I I Ancient Wooden Locks Burden for Strong Man The most common lock now in use uso on exterior do doors s of ot buildings Is th the r a r lock developed by Linus Yale Tale Jr a ad d this leads us back Into history his his- tory Primitive prototypes 8 of Yale's Yale Invention were in use in Mesopotamia and Egypt ns os early as ZO 2000 Q D B. B C. C These were huge wooden affairs requiring requiring requiring re re- quiring cumbersome keys as a. we may gather from the passage Isaiah 22 2222 22 And the key to the time I h se e e of David Dald will I 1 lay upon his bis alder lIder This key or muftau as BI It ds oIS and still Is b called In the East Isa is isa isa a stick of wood from 1 15 to 30 Inches long 2 to 4 inches broad and 1 to 2 Inches loche thick Into the face of one end are set a number of wooden or Iron pegs about an Inch long These pegs correspond with as many holes In the tie wooden bar or bolt which locks the thedoor thedoor thedoor door and can cao only be lifted when these pegs enter the holes boles and lift lilt a corresponding corre corre- corresponding series of ot pins which drop home by force of gravity and keep the bar locked until pre pressed sed up by th the key with Its It pegs pees Such Soch huge keys key opened the way Into the mighty might palaces palaces palaces pal pal- aces of ot and ant and admitted to hundred gated Today In miniature and more relined refined fashion the small key that enters entera the cylinder clInder lock pushes up the little brass bran pins Inside and permits the opening of the door door Detroit Detroit Free Press |