coiTectness of the system of direct sun-lighting is demonstrated: the light looks toward the south, the l¥f.2. Quick Photographs. sitter in a mild twilight is face to face with the sun; Mr. Bogardus, of this city, has constructed a cam- Mr. Bogardus oiten gets the very best negatives in a era-room… … the ship be put head to wind again. needed. As a pawl is situated on either side of the using of reflectors, camera lenses and mirrors of center of motion the revolution of the wheel is con- large aperture, screens of blue glass, and troughs of Large Profits.—The profits of the Massachusetts…
Patents · Munn · Claim · Combination · Manner · Scientific American · Purpose set · Patents granted · Purposes set · Patent office · Address munn · American patent · Rifling rod · Patent granted · Patent law
Internet Archive · Public domain (published before 1931). Free to use for anything.
