Daniel Paul Horn wrote:

>There is another fragmentary Sixth Concerto, also in D major, the first
>movement of which has appeared in a performing edition by Professor
>Nicholas Cook.  ...

Of related interest...This disc was also issued on other labels. My own
copy was on the Auditorium label.

   Beethoven, Ludwig van, 1770-1827
   Concertos, piano, orchestra, WoO 4, E-flat major
   Concerto in E flat major (1784). Tempo di concerto in D major.
   Romanza cantabile. Rondo in B flat major, op. posth.
   Orion ORS 7016. (1970)
   1 disc. 33 1/3 rpm. stereo. 12 in.
   Program notes on slipcase.
   The tempo di concerto is actually by Johann Josef Rosler. Cf.
   New Groves, v. 16, p. 209.
   Felicja Blumental, piano; Brno Philharmonic Orchestra; Prague
   Chamber Orchestra; Jiri Waldhans, Alberto Zedda, conductors.

Karl