5) Immediate interior [front]: On the back of the keyslip (long wooden ledge, runs along the front/bottom of the keys.

Serial number is often hidden and stamped on the other side, facing the keys).

datingbluebook com-38

The serial number may be stamped on the frame's wooden base, immediately under the keys.

To the right and left of the keys are two end cheek blocks are each secured down with a giant bolt or screw, which passes through the piano's keybed, both of which must be removed, to access the interior of the piano (see video, above).

Serial number locations are found: 1) On the piano’s cast iron plate, near the tuning pins, as you face the keys. 3) On the piano's soundboard (see link above for a diagram).

4) On a metal plate underneath the piano's top lid, near the strings and soundboard.

This guide provides references to serial numbers, dates of manufacture, factory locations, a brief history of many manufacturers and other pertinent information.

The Piano Book is the bible of the piano marketplace.

We invite you to SUBSCRIBE to this page, and to use the search box above, as serial numbers are being updated and added on an ongoing basis.) Thinking of purchasing a Yamaha Piano?

Visit our Grey Market Pianos page to find out more before making that purchase!

Dating a Guitar to locate the year it was made - Locate the year your guitar was made to find out the possible value depending on condition.

Many vintage guitar owners value guitar dating and guitar serial number data to date their electric and acoustic guitars.

An indispensable resource to buyers and owners of pianos, amateur and professional pianists alike.