357. GUGLIELMO MARCONI Scarce A.L.S. "G. Marconi" on Marconi's Wireless Telegraph Co. Ltd. letterhead, 1p. 4to., [n.p.], Sep. 16, 1902. In part: "...I shall be glad if you are able to arrange to run down here some time this week...Mr. & Mrs. Dannatyne [?] are, I believe, coming during the week...we may be able to talk over some business..." A small marginal tear at right, else boldly penned and signed, very good. Matted with a photo and brass plaque, set into a wood frame. $500-700