English geologist (1800-1874) who published the first global geologic time scale based on the correlation of fossils in rock strata, thereby helping to standardize terminology including the term 'Mesozoic,' which he created. ALS signed “John Phillips, MA, FRS, Deputy Reader in Geology in the U. of Oxford,” three pages on two adjoining sheets, 4.5 x 7, June 28, 1856. Handwritten letter to English botanist and taxonomist Maxwell T. Masters, in part: "As you have now entered in a career of public teaching, and have become a candidate for the vacant chair of Botany in King's College, London I am glad to be able to assure you of my entire conviction that you have all the qualities desirable in a public Instructor—that your knowledge is large & growing, your zeal of the right sort, & your habit of communicating information both agreeable & effective." In fine condition.
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