Brandenburg Concerto No. 5 the concerto, with a preface by Besseler, in 1964. In 1975 Dürr's edition of the early version was appended to the NBA Series VII Vol. 2 publication of the "Brandenburg Concertos". The violone part for the third movement of the NBA edition of BWV 1050a was based on a spurious cello part for the BWV 1050 version of the concerto: Dirksen deemed the result of that combination unconvincing. Recordings of the fifth "Brandenburg Concerto" were released on 78 rpm discs: In 1973 Wendy Carlos included a Moog synthesizer performance of the fifth "Brandenburg Concerto" in her second "Switched-On Bach" album.
Brandenburg the Province of Brandenburg, again subdivided into the government regions of Frankfurt and Potsdam. In 1881, the City of Berlin was separated from the Province of Brandenburg. However, industrial towns ringing Berlin lay within Brandenburg, and the growth of the region's industrial economy brought an increase in the population of the province. The Province of Brandenburg had an area of and a population of 2.6 million (1925). After World War II, the Neumark, the part of Brandenburg east of the Oder–Neisse line, was transferred to Poland; and its native German population expelled. The remainder of the province became a state