>> Harding shows a section from an 1839 patent page 244 >> where the resisting bars go through the bridge, you >> can see the recesses in the detail photo. > Harding? Got the patent number? I can't tell much of > what I'm looking at in the detail photo. Eng 8137, I think - Henry Pape, of Little Newport-street, Leicester-square, musical instrument maker, for "certain improvements on stringed musical instruments." July 2, 1839. "A, a key; B, the lever which receives the hopper (escapement) C and has as its centre D in the same lever, The check E is planted, which retains the hammer by the butt F, having its centre in...the hammer rail H, to which is fixed the hammer lever I having at its extremity the double damper J, and at the other end the winding spring K, which serves both to damp and to raise the hammer. L, strings; M, block; N, braces ["of wood, metal, or sheet iron"]; O, bridge; Q, small wooden or metal pegs; P, sounding board forming the back of the instrument" (Harding, R. The Piano-Forte. Gresham Books. Old Woking, Surrey. 1978.) ____________________________________________________________________________________ Sponsored Link Compare mortgage rates for today. Get up to 5 free quotes. Www2.nextag.com -------------- next part -------------- A non-text attachment was scrubbed... Name: pape1839.gif Type: image/gif Size: 7730 bytes Desc: 2368365007-pape1839.gif Url : https://www.moypiano.com/ptg/pianotech.php/attachments/20061117/aac7f06e/attachment.gif
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