Input (grade 9): In November 1953, under the direction of Herbert von Karajan, and accompanied by the Philharmonia Orchestra, Brain recorded the Mozart Horn Concertos Nos. 1 â "4 for EMI.
Output (grade 8): In November 1953 Brain recorded the Mozart Horn Concertos Nos. 1 â "4 for EMI with the Philharmonia Orchestra with Karajan conducting.