Flentrop, Dirk (Andries)
- John Fesperman
(b Zaandam, May 1, 1910; d Santpoort, Nov 30, 2003). Dutch organ builder. The firm of organ builders that bears his name was founded at Zaandam in 1903 by his father Hendrik (Wichert) Flentrop (1866–1950); Dirk Flentrop assumed direction in 1940. Dirk Flentrop learnt organ building in his father’s workshop and at the firm of Frobenius in Denmark. Like his father, he had been trained as a church organist, and the two became interested in the restoration of early instruments as well as in the construction of new ones based on traditional principles of the 17th and 18th centuries. Among the first organs they restored (1936) was one built in 1756 by Christian Müller for the Grote Kerk at Beverwijk. Their aim was to return the instrument as far as possible to its original condition, rather than to modernize it.
By the end of World War II, Dirk Flentrop had become convinced that the traditional mechanical-action organ, housed in a shallow case, with scaling, disposition and wind supply based on the principles of early builders, represented the best direction for his own work. His first significant effort in this style was the organ made in ...