Claviorganum
（重定向自Claviorgan）
![Lodewijk Theeuwes: Claviorganum (London 1579)](/Images/godic/202501/04/TheeuwesClaviorganum3923.jpg")
![Detail of the Hauslaib Claviorganum, at the Museu de la Música de Barcelona (MDMB 821)](/Images/godic/202501/04/Detall_del_claviorgue_Hauslaib3924.JPG")
![Claviorgan (or claviorganum), Lorenz Hauslaib, MDMB 821 Museu de la Música de Barcelona](/Images/godic/202501/04/015_Museu_de_la_Música,_claviorgue_Hauslaib3924.jpg")
![Claviorganum, Lorenz Hauslaib, MDMB 821 Museu de la Música de Barcelona](/Images/godic/202501/04/Claviorgue,_Lorenz_Hauslaib,_MDMB_821,_Museu_de_la_Música_de_Barcelona3924.jpg")
The claviorganum (also known as the claviorgan, or organised piano) is a combination of a harpsichord and an organ. Its origin is uncertain. A number of "virgynalls with regals" are mentioned in the inventories of Henry VIII in 1542/3 and 1547 and Wilson Barry cites references to the claviorganum in England dating back to the 1530s. The term claviorganum in its strictest sense refers to the combination of a harpsichord (or other harpsichord type instrument) and an organ, although later could also be used to refer to a combination of a piano and organ. Michael Praetorius describes the claviorganum in his Syntagma Musicum of 1619 as