References. 1  5 U.S.C. 5504. 2  5 CFR part 550, subpart F. 3  GAO Study - August 26, 1981 (PDF file) [353.6 KB] 4  How to Compute Rates of Pay. 5  Salary Tables and Related Information. 6  Guidance on Pay Caps in Calendar Years with 27 Pay Days (external link)
A harpsichord is a keyboard instrument, similar to a piano, that  has an array of strings plucked by a device called a plectrum (or  pick), which is actuated by mechanisms â¦ attached to the keys.  Historically, plectrums were made of quill, but today they are  mostly made of plastic.
a keyboard instrument that is a chordophone, because music is produced by a plectrum plucking the string; similar to a piano only somewhat smaller in size; has one or two keyboards sometimes referred to as manuals; strings are plucked not struck; appeared as early as the 1500s and was a prominent musical instrument until the piano began to replace it in the 1700s; appeared as early as the 1500s and was a prominent musical instrument until the piano began to replace it in the 1700s; an be ...