Page:Philosophical Transactions - Volume 001.djvu/4

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Numb. 1.



Munday, March 6. 1664/5.

The Contents.

An Introduction to this Tract.An Accompt of the Improvement of Optick Glasses at Rome.Of the Observation made in England, of a Spot in one of the Belts of the Planet Jupiter.Of the motion of the late Comet prædicted.The Heads of many New Observations and Experiments, in order to an Experimental History of Cold; together with some Thermometrical Discourses and Experiments.A Relation of a very odd Monstrous Calf.Of a peculiar Lead-Ore in Germany, very useful for Essays.Of an Hungarian Bolus, of the same effect with the Bolus Armenus.Of the New American Whale-fishing about the Bermudas.A Narative concerning the success of the Pendulum-watches at Sea for the Longitudes; and the Grant of a Patent thereupon.A Catalogue of the Philosophical Books publisht by Monsieur de Fermat, Counsellour at Tholouse, lately dead.

The Introduction.

WHereas there is nothing more necessary for promoting the improvement of Philosophical Matters, than the communicating to such, as apply their Studies and Endeavours that way, such things as are discovered or put in practise by others; it is therefore thought fit to employ the Press, as the most proper way to gratifie those, whose engagement in such Studies, and delight in the advancement of Learning and profitable Discoveries, doth entitle them to the knowledge of what this Kingdom, or other parts of the World, do, from time to time, afford, as well