Letter, from Thomas Maclear to Sir John Herschel, dated at Royal Observatory, Cape of Good Hope Autograph letter signed by sender. Mr. Borcherd's son, who is contemplating work in the educational field in South Africa, would like to call on John Frederick William Herschel to obtain his advice. Question of the land about the Observatory has been settled. Has had a copy of G. B. Amici's paper on a prismatic reflecting circle; comments on this. 29 October 1838