A Dictionary of Music and Musicians/Marshall, William
MARSHALL, William, Mus. Doc., son of William Marshall of Oxford, music-seller, born 1806, was a chorister of the Chapel Royal under John Stafford Smith and William Hawes. He was appointed organist of Christ Church Cathedral and St. John's College, Oxford, in 1823 [App. p.711 "1825"], and was also organist of All Saints' Church. He graduated as Mus. Bac. Dec. 7, 1836, and Mus. Doc. Jan. 14, 1840. He resigned his Oxford appointments in 1846, and afterwards became organist of St. Mary's Church, Kidderminster. He was author of 'The Art of Reading Church Music,' 1842, and editor (jointly with Alfred Bennett) of a collection of chants, 1829, and also editor of a book of words of anthems, 1840, 4th edit. 1862. He died at Handsworth, Aug. 17. 1875.
His younger brother, Charles Ward Marshall, born 1808, about 1835 appeared, under the assumed name of Manvers, on the London stage as a tenor singer, with success. In 1842 he quitted the theatre for concert and oratorio singing, in which he met with greater success. After 1847 he withdrew from public life. He died at Islington Feb. 22, 1874.