GENERAL SCIENCE. 



143 



endeavour to evince their Salt, Sulphur, and Mercury to be the 

 true principles of things ; to which, in this edition, are subjoyn'd 

 divers experiments and notes about the producibleness of chymical 

 principles. 2 pts. in 1 vol. 8°. Oxford, 1680. 



Boyle, Bobert, (cont.). A Defence of the Doctrine touching the Spring 

 and Weight of the Air, against the objections of Franciscus Linus. 



4°. London, 1662. 



Experiments and considerations touching Colours. 



8°. London, 1664. 



New Experiments and Observations touching Cold ; to which 



are added an Examen of Antiperistasis, and an Examen of Mr. 

 Hobs's Doctrine about Cold ; whereunto is annexed an Ac- 

 count of Freezing by Dr. C. Merret. 



2 pts. in 1 vol. 8°. London, 1665. 



The Origine of Formes and Qualities (according to the Cor- 

 puscular Philosophy) illustrated by Considerations and Experi- 

 ments. (Written formerly by way of Notes upon an Essay about 

 Nitre.) Second edition. 8°. Oxford, 1667. 



A continuation of New Experiments Physico-Mechanical 



touching the Spring and Weight of the Air and their Effects. 

 The first part ; wherein is annexed a short Discourse of the 

 Atmospheres of Consistent Bodies. 4°. Oxford, 1669. 



Some considerations touching the Usefulness of experimental 



Natural Philosophy ; the 2 d tome containing the latter section of 

 the 2 d part. 6 pts. in 1 vol. Oxford, 1671. 



Tracts about the Cosmicall Qualities of Things, Cosmicall 



Suspitions, the Temperature of the Submarine Regions, the 

 Temperature of the Subterraneall Regions, the Bottom of the 

 Sea ; to which is prefixed an Introduction to the History of 

 Particular Qualities. 8°. Oxford, 1671. 



Traots ... of a discovery of the admirable Rarefaction of the 



Air; new observations about the duration of the Spring of the 

 Air ; new experiments touching the Condensation of the Air, . . . 

 and its Compression without Mechanical Engins ; the admirably 

 differing extension of the same quantity of Air rarefied and com- 

 pressed. 4°. London, 1671. 



An Essay about the Origine and Virtues of Gems. 



8°. London, 1672. 



Tracts, containing new experiments, touching the Relation 



betwixt Flame and Air, and about Explosions ; an hydrostatical 

 discourse occasion'd by some objections of Dr. Henry More, to 

 which is annex' t an hydrostatical letter about a way of weighing 

 Water in Water; new experiments of the positive or relative 

 Levity of Bodies under Water ; of the Air's Spring on Bodies 

 under Water ; about the differing Pressure of Heavy Solids and 

 Fluids. 6 pts. in 1 vol. 8°. London, 1672. 



