307. Free Library of Philadelphia, Lewis T498 Title: Betrothal and marriage ritual Place: England Date: 1400-1600
308. Science History Institute, MS 16 Title: Account book Place: England Date: 29 November 1855- 10 November 1864].
309. Science History Institute, MS 13 Title: Praeparatio mercurii ad lapidem per regulam et lunam Author: Isaac Newton Place: England Date: between 1670-1678].
310. Science History Institute, MS 5 Title: Testamentum Author: Pseudo-Llull Place: England Date: between 1446-1475].