Notes on the first two portions of the book of Genesis, extracted from Rabbinical sources (Abarbanel, Jarchi, etc.). ff. 1-50 are in a different handwriting to the latter part; on f. 51 b is written, in the second hand, ‘1646, March 20’, and on f. 100 b, ‘March 27, 1647’. f. 1 b contains references to several passages in the book of Exodus. ff. 2a-50 contain notes on the first 12 chapters of Genesis, the heading being ‘Nomen authoris ...’, beginning ‘According to the opinion of hamiddrash ...’. ff. 52a-291a contain rabbinical observations on Genesis, the first section called Bereshith.