Letter, from Sir Robert Harry Inglis to Sir John Herschel, dated at 7 Bedford Square Autograph letter signed by sender. Has forwarded his letter regarding Dr. [O. W.?] Fiedler to Sir Henry Ellis. C. D. E. König is on vacation at the moment so is unable to estimate how much the British Museum will offer for the fulgurite. Perhaps John Frederick William Herschel would call and inspect the specimens. 2 August 1851