<HTML>In a message dated 5/9/01 9:35:11 PM Central Daylight Time, cneuman@phy.duke.edu writes: <BLOCKQUOTE TYPE=CITE style="BORDER-LEFT: #0000ff 2px solid; MARGIN-LEFT: 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px">If a serial number is printed on the pinblock, and you replace the pinblock, what number do you put on the new pinblock? I would guess that you'd use the original serial number, which represents when the original piano was built. But if a piano has been "remanufactured", or whatever you want to call it, it seems strange to give the piano its old serial number. What do you all do? Charles Neuman </BLOCKQUOTE> The serial number belongs to the whole piano, not just the pin block. Use the original serial number, and indicate on the piano somewhere that it was rebuilt in 2001. Willem </HTML>