This is a guide about finding the value of vintage Mersman furniture. This Ohio based company produced millions of items of furniture during its existence. Schroeder requests your answers to the following questions in order to make you a cash offer or to consign and or list your piano for sale. You can also receive an Online Estimate of the value of your Piano by email based on your answers to these questions.. The price of your Online Estimate is $19.95 The estimate is FREE if you are selling a Steinway, Mason & Hamlin, Yamaha and other selected .