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This is an original 1915 halftone print of high-speed motors including: the Italia motor; the eight-cylinder Cadillac motor; the Darracq D-form valve; the Reynolds rotating valve disk; pistons of the Cadillac motor; valve sleeves of the Knight motor; and the Miesse combination sleeve and piston valve. (Please note that there is printing on the reverse.)
This 96+ year old Item is rated Near Mint / Very Fine. No creases. No natural defects. No surface rub. No tears. No water damage.