Around 1800, some pianos had a number of pedals for Turkish percussion effects, but it was only in the late 1800s that some American makers began providing 3 or 4 pedals on some models. But the serial number of a Cramer cottage piano suggests that it may have been as. Papers for Model A Mahogany Upright Piano, Serial Number 85514, Jesse French & Sons. The Shaw Piano, Shaw Piano Company, Baltimore, Maryland, undated.An antique piano is one which is at least 100 years old. Like antique books, antique pianos are not worth a lot of money just because they are old.