X. A collection of early tracts on the method of illuminating, and 

 on the materials employed in that art. 



XI. A collection of early tracts on the practice of lithotrity. 



XII. Anglo-Saxon tracts of the tenth century on Botany and Natu- 

 ral History, with an account in Anglo-Saxon of the wonders of the 

 East ; together with some middle-age treatises on the same subjects, 

 and a selection of figures of animals and plants from early manuscripts. 

 To be edited with translations. 



XIII. An original journal of Edward Fenton's voyage to St. Helena 

 in the year 1582, interspersed with scientific observations and notices 

 of English science. 



XIV. A description of the Merva, a mechanical instrument invented 

 by Simon Sturtevant of Christ's College, Cambridge ; from the auto- 

 graph manuscript dedicated by the inventor to James I. To which 

 will be added biographical notices of Sturtevant, and several hitherto 

 inedited letters and documents. 



XV. A collection of early tide tables, including a series made by 

 John Marshall, temp. Elizabeth. 



The following list of the names of English inedited writers is taken 

 from the Synopsis Veterum Mathematicorum of Dr. Bernard, as being 

 that of the authors which it was his intention to publish. This list 

 will receive the marked attention of the Council, as the suggestion of 

 one of the ablest of mathematical antiquaries. 



Athelard, Bede, Bredon, Suisset, Wallingford, Bradwardin, Peckham, 

 Lynne, Swinshed, Monke, Grosteste, Rede, Wyrcestre, Evesham, 

 Ashenden, Batecomb, Killingworth, Caerleon, Holywood, Bacon, 

 Burroughs, Chylmead. 



Gentlemen wishing to join the Society are requested to send their names 

 received at the Society's bankers. 



to the SECRETARY, 35 Alfred Place, Bedford Square, London. Subscriptions 

 BANKERS. Messrs. COCKS, BIDDULPH and BIDDULPH, 43 Charing-Cross. 



