|The Diamond Chain Factory as it appeared in 1911.|
|From 1911 Diamond Chain and Mfg Co. Power Chains and Sprockets catalog. From author's personal collection.|
|June 29, 1948 letter from Guy A. Wainwright to Louis P. Christman mentioning his father's early relationship with the Wright Brothers. From author's personal collection.|
|Portion of June 29, 1948 letter, Guy A. Wainwright quotes from August 11, 1911 letter written by his father.|
From the quoted August 11, 1911 letter by Lucius to his son concerning chains provided by the company for the German Wright machines, he indicated they used the ordinary #155 chain initially. From the 1911 Catalog, this chain is pictured below:
|From 1911 Diamond Chain Company catalog. From author's personal collection.|
Louis Christman responded to Guy Wainwright's letter on July 8th.
"Dear Mr Wainwright, We want to thank you for your letter of June 29th and for the interest you have shown....concerning chains for the reconstruction of a Wright Bros Aeroplane........
|Portion of Louis Christman July 8th, 1948 letter to Guy Wainwright, Diamond Chain Company concerning the restoration of the 1905 Wright Flyer III. From author's personal collection.|
|Portion of second page of Louis Christman July 8th, 1948 letter to Guy Wainwright. "This is authentic because Mr. Orville Wright personally gave us the propeller shaft with the sprocket and the crankshaft sprocket in Dec 1947...."|
Louis Christman further writes "It is Col. E. A. Deed's wish that we make every effort to restore the Aeroplane as near as possible in conformity with the 1905 status. We are using all available original parts and replacing missing parts with duplicates conforming to the design and construction in accordance with the Wright Bros practices of that time and, for this reason we are requesting that the chains should conform to the sample submitted."
The letter continues, and Christman indicates another chain type which was used for "driving the exhaust valve cam shaft from the crank shaft", a type #45. This "has a diamond shaped hole pierced thru..."
|Louis Christman July 8th, 1948 letter to Guy Wainwright, "this type of chain has a diamond shaped hole pierced thru the connecting links which conform to photograph records of the "Kitty-Hawk" and 1905 model Aeroplanes."|
|Chain type 45 from the 1911 Diamond Chain and Mfg Co catalog.|
Guy Wainwright responded to Louis Christman's July 8th letter on the 12th with the following....
|Portion of July 12th, 1948 letter from Guy Wainwright to Louis Christman. "We consider it a privilege to participate in Col. Deed's interesting project."|
Col. Deeds responded to Guy Wainwrights kind offer of providing the chains (at no cost) for the 1905 Wright Flyer III restoration......
|"A colonial and fireproof building", Carillon Park, March of 2015 photo by author.|
A short History of the Diamond Chain Company is also available at the Diamond Chain Company website.
The Diamond Chain Company Papers, 1890-1993, Collection #M 1019, are available at The Manuscript and Visual Collections Department at The William Henry Smith Memorial Library, Indiana Historical Society.
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