New York, 1881-1893. Including: 1. Goebel, Henry Typed Document with Original Drawing New York, September 8, 1881-December 30, 1881. 12 leaves. Patent application for Henry Goebel for "a new improved electric lamp". Including one page of drawings by Goebel illustrating his design. The patent was denied twice. 2. Typed Document No place, no date. 11 leaves. Memoranda, "On the Goebel, Exhibit Lamps...", with descriptions of four lamps and their design, presumably used as evidence in one of the patent cases. 3. Typed Document No place, no date. 1 1/4 leaves. Document listing a timeline of events relating to Goebel's lamps. 4. Typed Document New York, February 28, 1893. 9 leaves. Sworn deposition of William B. Vansize, Patent Attorney of New York and former telegraph operator, for the case "Edison Electric Light Co. et al vs. Columbia Incandescent Lamp Co. et al", refuting claims made by Goebel as to the function and creation of his lamps. With an autograph note by Richard N. Dyer, legal counsel for Edison Electric Light Co, at head of first page. 5. Typed Letter, signed New York, May 27, 1893. 2 leaves. 4to. Letter from the law firm Dyer & Seely to S.B. Eaton, General Consul for Edison Electric Light Co., discussing the affidavit of August Heger, glass blower at the American Electric Light Company. Heger was a colleague and acquaintance of Henry Goebel, who made carbon filaments at that time for American Electric. 6. Cabinet card depicting Goebel's storefront on Grand Street in Manhattan with family members posing with a telescope. Presumably signed by Henry Goebel on verso: "Prop/of/ Henry Goebel Sr. 6 1/2 x 4 1/4 in. (165 x 107 mm).