John Dilworth
FORSTER, William (IV) Born 1788, died 1824 London UK. Son and assistant of William Forster (III), above. Active in the family workshop from 1807 and trained by Samuel Gilkes. Later worked with Thomas Kennedy. Made no more than a dozen instruments. [BVMA]
George Hart
Son of William Forster [Jnr]. He was a very good workman: he made but few instruments.
William Meredith Morris
He was born Dec. 14, 1788, and died Oct. 8, 1824. He was a pupil of his father and also of his grandfather, and his work has much the same characteristics as that of the former. He made only about twenty instruments bearing his own label, the others were made for dealers.
Cecie Stainer
Eldest son of William Forster (1764-1824), b. Dec. 14, 1788, London; d. Oct. 8, 1824, Cheltenham. Pupil of both his father and grandfather ; he also worked with Thomas Kennedy. Probably only made twelve or fifteen instruments: two or three violins and one violoncello were well made, the work being beautifully finished ; the others, made to supply wholesale orders, are inferior.
Willibald Leo Lütgendorff
Ältester Sohn von William III. F. Schüler seines Vaters und seines Grossvaters.
Er war hauptsächlich Reparateur, arbeitete einige Zeit bei Th. Kennedy
und hat nur 12—15 neue Instrumente gebaut, von denen nur zwei oder drei
Violinen und ein Violoncello als gute Arbeiten gelten können.