he was master of the Latin and Greek languages, and had a competent knowledge of the Hebrew before he went abroad, and 'tis thought the age he lived in could not show a person better qualified by nature for the mathematical sciences; tho' he read not many books of that kind, the whole system of natural causes seeming to be lodged within him from his first use of reason. He has often told me that at his first perusing of Euclid, that author was as easy to him as a newspaper. His name and fame are perpetuated for being the inventor of the pendulum watches; but according to the usual fate of most projectors, while others were great gainers by his ingenuity, Mr. Barlow had never been considered on that occasion, had not Mr. Tompion (accidentally made acquainted with the inventor's name) made him a present of 200l. ().