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Roger Lannes de Montebello’s Disclosure of Invention, folded sheet graph paper with handwritten notes stapled to the inside, January 17, 1973. Includes hand-drawn diagram and notes related to the casting procedure to obtain integral screens, along with four pages of a handwritten description of de Montebello’s technology.
Graphite and pen on Graph Paper. 8.5″ x 11″
Front of packet
Inside page of packet, with diagrams on casting procedure
first page of de Montebello’s disclosure of invention, handwritten and stapled in to the packet