Explorers and Astronomers. Miscellaneous correspondence, comprising: Markham, Sir Robert Clements. Autograph letter signed to Gerald Christy, discussing lecture arrangements: ‘Dear Sir, I have written a lecture on the Antarctic subject which I shall read, so I shall require a lamp. I have got 18 slides which I want to show at certain points of the lecture: the map of course several times. I should like to have two places kept, if you will kindly send me tickets. Mr [Cyril] Longhurst, the secretary of the Antarctic Expedition is coming with me. I shall be able to find my way. I understand that I am to be there by 8.30 P.M. To this right. Yours Faithfully Clements R. Markham’, 2 pages, 175 x 112mm, 30 November 1901; Selous, Frederick Courtney. Autograph letter signed to Gerald Christy, planning a meeting: ‘Dear Mr Christy I will come and see you on Monday morning next, between 11 and 1 o’clock, if that will suit you. Until then, believe me yours very truly, F. C. Selous’, 1 page, 150 x 100mm, 3 March ; Landor, Henry Savage. Autograph letter signed to Gerald Christy, discussing travel plans: ‘My Dear Mr Christy, I am just off to China to see the fighting and if they do not put a bullet through me I hope to be back in England from November 1900 to about end of March 1901. With kindest regards yours very sincerely, Henry Savage Landor’, 1 page, 270 x 204mm, undated ; Ball, Robert S. Autograph letter signed, requesting complimentary tickets, 1 page, on headed stationary for the Observatory, Cambridge, 177 x 112mm, 15 October 1896 ; and the signature of Louis de Rougemont, verso inscribed ‘Lecture. Admit one to Platform’, 38 x 75mm, undated . (5). Condition: All with pinholes and few foxing spots. Landor - small tear to right edge Rougemont - creases. Category: Books, Maps & Manuscripts/Autographs & Manuscripts Estimate: 200-400 GBP