This harmonium was initially registered as ROS Reg. No. G4051 in the Gellerman database with no registration date. The registration was updated in 2021 with additional photos and info from the current owner, including the following:

The year of manufacture is 1842-1843. It has an expression stop under the manual and above the pedals which operates by means of a wooden slide that fixes the bellows in place. The cabinet is made of rosewood veneer. The bottom plate where the pedals are attached is not original. The organ is located in a public building in Tiendeveen, Netherlands.