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Scientific American, Vol. 94, No. 21 (May 1906) (1906)

leaf 3

An illustration from Scientific American, Vol. 94, No. 21 (May 1906), 1906, leaf 3
construction of the action, chief which is the name given to the delicate and among which are maple, basswood, ash, complicated system of rods, levers, and ham- Polishing the Case. Rubbing1 Down with Powdered Pumice Stone. cherry, and cedar. As it is desirable to mers, by which the stroke of the… … Balancing Each Key Individually. complicated ac- With the striking mech- which is first glued a piece of under felt, which acts anism for each key is asso- tion of a pi- as a cushion for the thicker outer felt that does the ciated a damper, which normally lies in contact with ano, and for such…

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