VOL. XI.] PHILOSOPHICAL TRANSACTIONS. 3^9 



letter, made to his Majesty, and afterwards to the Royal Society; it fully 

 justified the generous presenter in the experiment, made before them both, at 

 several times; and that not only by day-light, even when the weather was 

 gloomy and misty, but also by the flame of a candle. 



An Account of three Books. N° 131, p. 790. 



I. Clavis Philosophiae Naturalis, Aristotelica Cartesiana, Editio secunda, 

 aucta OpusculisPhilosophicis varii Argumenti; quibus Errores Scholarum passim 

 deteguntur, ac Veritas Philosophiae, quam Cartesianam vocant confirmatur. 

 Auth. Johanne de Raei, Phil, in lUustri Athenaeo Amstelod. Prof. prim. ' 

 Amstelod. Anno 1677, in 4to. 



As the first edition of this book, printed many years since, contained chiefly 

 six dissertations, viz. concerning 1. Vulgar and philosophical knowledge: — 

 ^. Philosophical principles in general: 3. The nature of body: 4. The origin of 

 motion, together with an appendix, giving an account of .Aristotle's opinion of 

 the first mover : 5. The communication of motion, and the action of bodies 

 upon one another : 6. The subtile ethereal matter ; so this second edition is 

 enlarged with seventeen discourses, which are chiefly concerning logic, meta- 

 physics, with some parts of the Cartesian and Aristotelian philosophy, now 

 long since exploded. 



II. Nouvelle Science des Temps, ou Moyen general de concilier les Chro- 

 nologues; par le S. Menard, Seigneur d'Iserne. A Par. in 12mo. 



There being found so little certainty among chronologists, this author endea- 

 vours to reconcile them, by proposing four principles, whereby he pretends to 

 make it out, that they may be made to agree together, in respect of the several 

 aeras and epochs of time. 



III. England's Improvement by Sea and Land : to outdo the Dutch without 

 Fighting : to pay Debts without Money : to set at Work all the Poor in Eng- 

 land with the Growth of our own Lands: to prevent unnecessary Suits in Law, 

 with the Benefit of a Voluntary Register : Directions where vast Quantities of 

 Timber may be had for the building of Ships : with the Advantages of making 

 the Great Rivers of England Navigable : Rules to prevent Fires in London, 

 and other Great Cities : with Directions how the several Companies of Handi- 

 crafts-men in London may always have cheap Bread and cheap Drink. By 

 Andrew Yarranton, Gent, in 4to. 



This author, it seems, has discovered the mysteries of trade universally for all 

 parts of England. And he detected the mysteries of iniquity, how some wealthy 

 merchants and overbusy factors hinder trade and our staple manufactures, for 

 private lucre, to the great damage of their own native country. He advises 



VOL. II. 3 B 



