l (Regest.)
Reply to the Landgrave's letter of September 1 (No. 2706). He expresses his satisfaction with the Landgrave's reply to the Saxon-Brandenburg advertisement, but would like them to be told occasionally that those princes, as good friends, should secretly leave what one secretly wanted.
Printed by M. Lenz, Briefwechsel, Vol. I, p. 390, where also the correct information about the determination of time is given. In De Wette-Seidemann, vol. VI, p. 294 f. (this is the next number), there is an approximate description of the contents of this letter in Luther's letter to Brück, with the wrong time determination: "Soon after January 10, 1542.
No. 2712.
(Wittenberg.) Sometime after September 17, 1540.