| Show A Spinning Pin more complete In proportion to the brightness of the pin and the light it shines In and and- tho darkness of the background In the picture we suppose suppose sup sup- the operator placed in a dark darkroom darkroom I pose hole In the shutter room through brough a room of sunlight creeps In Inand Inand inand of ot which a ray and illuminates the pin With a little practice you may succeed succeed suc sue In imitating very many objects and see what you youcan youcan youcan Try for tor yourselves can make |
