Rotographs of two manuscripts of the Summa grammaticae of Roger Bacon, viz.:-Cambridge, Peterhouse, MS. 191, ff. 30-52 (with enlarged reproductions of ff. 30-34) and Worcester Cathedral, MS. Q. 13, ff. 5-25.
Rotographs of Paris, Bibl. Nat., MS. lat. 16617, ff. 2-64, the treatise Introductiones in Logicam, attributed to William of Durham, but perhaps by William of Lincoln (see Glorieux, op. cit., i, p. 290).
Rotographs of works not by Bacon, viz.:-(1) Paris, Bibl. Nat., MS. lat. 6514, ff. 101b-120, the Liber secretorum of al-Razi;-(2) ibid., MS. lat. 7378, ff. 67-77, containing an astrological treatise, a treatise De luna, etc.;- (3) Oxford, Bodl. Lib., MS. Digby 40, ff. 52-89, the De astronomia o...
Rotographs of works not by Bacon, viz.:-(1) Oxford, Bodi. Lib., MS. Digby 119, ff. 194b-197, containing the Hermetic De arte alchimiae, etc.;-(2) Oxford, Corpus Christi College, MS. 125, ff. 77b-80, the Expositio Galieni super Hermetem;-(3) Oxford, Bodl. Lib., MS. Ashmole 396, ff. 48-56, an Engl...
Rotographs of fourteen pages of MS. 8 in the possession of Wilfred M. Voynich, alleged to contain the cypher of Roger Bacon (ff. 1-56 of the MS. are reproduced in MS. Facs. 461), together with related correspondence, notes and articles. See Seymour de Ricci and W. J. Wilson, Census of Medieval a...
PACIFIC EXPLORATION: Rotographs (from Add. MS. 8955) of the autograph journal of a voyage to the Pacific Ocean by Lieut. James Burney with Capts. James Cook and C. Clerke; 1776-1780.