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 87
Photographs Lightning Flash … enabled me to obtain the correct focusquickly the first night an electricalstorm occurred, with a result, as youcan see, to be proud of. The exposurewas taken about 8:30 oclock in theevening with the camera set due south.I had often thought of the possibilitiesof photographing flashes but nevergave…
Handicraft · Amusements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
