meter multiplied by the screws what is known as the length; but by having the “plate,” a strongly-ribbed, care- sounding board connected with fully-designed casting made of the strings through the bridge, a special iron alloy, which has the vibrations of the strings to perform the important func-… … are drilled by templates—a work which re- wood. quires the greatest accuracy. The work As the result of the high elasticity of to Finished Dimensions. is done in special the season rings, drilling machines, the board pre- the plates being sents a _ surface placed on tables, which responds to with a…
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