David Carnegie Andrew Agnew, Protestant Exiles from France… (1886)
“ Politics have not extinguished the deep interest I once took in those higher studies and pursuits to which the life of Bradley was devoted; and I shall turn with the utmost satisfaction from Schedules A and B to the Parallax of the Fixed Stars and the Reformation of the Calendar. Believe me, my dear sir, ever most truly yours, Robert Peel. S. P. Rigaud, Esq.” To this volume Professor Rigaud, in 1833, added a supplement on the astronomical papers of Thomas Harriot. In 1838 he published some valuable notices of the first publication of Newton’s Principia. ”
