[Business, Industry & Finance] Rockefeller, John D. Typed Letter, signedPocantico Hills, New York, August 1, 1921. One sheet, 10 3/8 x 8 in. (264 x 203 mm). Typed letter, signed by American business magnate John D. Rockefeller, on his Kijkuit House stationery, to physician Dr. John W. Robertson of Tarrytown New York: "Dear Dr. Robertson:/I have been trying for days and weeks to get/you-but unsuccessfully. I know you are very busy./I believe you are doing a great deal of good in the-/munity. I fear you are disregarding your own health andfort too much. When you are in the office again, I wish/you woul call up No. 9 Tarrytown, and ask for Mr. Yordi,/or Mrs. Evans or Mr. Davis, so we may have a chance to get/a word with you./I wish you coulde sometime and take lunch with/me, or a breakfast. Indeed, I shall be glad to have you/drop in any time you are in our neighborhood at meal time,/so that we may have a little interchange of thought. I value/your ideas./With the kindest regards and every best wish,/Sincerely yours,/John D. Rockefeller"; creasing from contemporary folds; with original mailing envelope.Dr. John W. Robertson (1859-1928) was the personal physician to Rockefeller's associate John D. Archbold, as well as Rockefeller's brother, William Jr. For years he practiced medicine with esteem at the Bellevue Hospital in Manhattan.A handsome example with a crisp signature.I