Thomas Gainsborough letters to his sister Mrs. Mary Gibbon,
1777-1781
4
Thicknesse, Philip, 1719–1792
A sketch of the life and paintings of Thomas Gainsborough, esq
1788
5
Christie, Mr. (James), 1730–1803
A catalogue of the capital and valuable books of genuine sketches, studies, and designs from nature, books of prints, architecture, musical instruments, and two laymen, of the late celebrated artist, Thos. Gainsborogh, Esq. Decd.