Johan BohakAfter Johann Bohak, Vienna 1794. Royal College of Music, London. RCM 177.Only one clavichord is known by this maker however two square pianos by him are extant. Theinstrument,saidtohaveoncebeenthepropertyofJosephHaydn,isunusualinthatalthoughhavinga fullfiveoctavecompasshasanoveralllengthofonly1458mm.Thisisabout300mmshorterthanan averagefiveoctaveinstrument.Thecaseisfinebutrobustlymadeandhastheuniquefeatureofanoriginal laminated soundboard made from two thin layers of veneer.
Specification:Compass:FF–f‘’’unfretted.Overwound strings in the bass.Dimensions:Approximateexcludinglid&base mouldings:Length:1458mm,Width:475mm,Depth: 165mm.Weight:Approx. 43Kg.