C. Catalogues of the Society’s music RPS MSS 392-402. Catalogues of music in the Society’s library, and analytical registers of works performed at its concerts; circa 1823-1913. RPS MSS 392-398 comprise catalogues of music in the Society’s library; RPS MSS 399-402 are registers of works performed. The most used of the first group were (a) RPS MS 392, the Directors’ annotated copy of the first catalogue, in use until the 1840s, (b) RPS MS 394, a detailed catalogue of single vocal items compi...