References: Smith (ed.), Index (1989), item GrT 24, 81; Munby (ed.), Sale Catalogues (1971), Sotheby's sale (28 August 1851), lot 53, 41, Sotheby's sale (4 August 1854), lot 230, 70; W[right]., Catalogue (1851), [lot 53,] 9; Catalogue of a Sotheby Parke-Bernet sale (6 April 1982), lot 53; Bonhams sale (10 April 2013), lot 185 (with facsimile)
Contents: An autograph of 28 lines and 6 deleted lines, revised, of Book II of De Principiis Cogitandi written in red crayon and pencil (two lines), together with a note on human desires.
Alternate Form:
Microfilm copy available in Poetic Commonplace Books and Manuscripts of Thomas Gray, 1716-1771, from Pembroke College, Cambridge (1999), reel one
References: Smith (ed.), Index (1989), item GrT 25, 81; Poetic C. B., Pembroke College (1999), 25
Contents: Autograph fair copy, revised, here entitled "Liber Secundus. De Principiis Cogitandi", unfinished, annotated "Begun at Stoke, June, 1742", in Gray's Commonplace Book, vol I, 286.
Surrogates: Digital facsimile [JPEG] from original MS available online.
Alternate Form:
Microfilm copy available in Poetic Commonplace Books and Manuscripts of Thomas Gray, 1716-1771, from Pembroke College, Cambridge (1999), reel two
References: Smith (ed.), Index (1989), item GrT 26, 81; Poetic C. B., Pembroke College (1999), 33; Toynbee/Whibley (eds.), Correspondence (1971), letter no. 131, vol. i, 264-268 (subscription required); Sutton (ed.), Location Register (1995), 415
Contents: Autograph fair copy, here untitled and referred to as "the Beginning of the fourth Book" of "a large Design", in a letter to Horace Walpole, [8 February 1747].