Elizabeth Somerset younger daughter to the defunct is the wife of William, Lord Herbert of Powis and by him hath issue William Herbert his only son and five daughters. “The said Edward Lord Marquess defunct married to his second wife the Lady Margaret O’Bryan daughter and coheire of Henry Earle of Thomond, and by her had issue one only daughter named Mary, who dyed an Infant, and was buried at Raglan. This Certificate was taken upon the 24th day of Aprill 1667 by Ffrancis Sandford, Rouge Dragon, who, served for Sr Edward Walker Kt. Garter Principall King of Armes, and the truth thereof attested by the subscription of the Right Hoble Henry Marquesse of Worcester “Examd. F. R. S. D. WORCESTER.” It is, throughout, very observable that the invention of the Water-commanding Engine was no imaginary scheme, no merely ingenious idea, but a realized fact, of the nature and importance of which the late Marquis had been fully sensible. And it affords a striking proof of his high estimation and correct knowledge of the magnitude of his discovery, that he should have bowed himself before his Maker in humble adoration, acknowledging in a simple yet solemnly sublime strain, his sense of obligation to the supreme Source of all intelligence, for permitting him to become instrumental in the development of so great a mystery of nature. The following is from the original manuscript at Badminton:-- “_The Lord Marquesse of Worcester’s Ejaculatory and extemporary thanksgiueing prayer when first with his corporall eyes, he did see finish’d a perfect tryall of his Water-commanding Engine delightfull and usefull to whomsoeuer hath in recomendation eyther knowledge, profit, or pleasure._