Amateur mechanics ... a book for old and young who like to make things .. (1907)
Popular mechanics magazine, Chicago. [from old catalog] · Chicago, Popular mechanics · leaf 67
a- bored in the center- n. square block. Two finishing nail- were dri\enmown inthe sketch.ere con-nected to termi-nals of an induc-tion coil. After everything w a sready the pow-der was pouredin the bole ami a board weighted withrocks placed over the block. When thebutton i- pre—ed or the circuit… … POPULAR MECHANICS e^fc Amateur Mechanics S* How to Make Freak Photographs Electric Blue Light Experiment
Handicraft · Amusements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
