Letter, from Gilbert Elliot, Second Earl of Minto to Sir John Herschel, dated at Berkeley Square Autograph letter signed by sender. [J. C.?] Schenk has reason to be grateful to John Frederick William Herschel for all his assistance. Schenck's friends can now judge whether it will be expedient to bring Schenk to London to set up in business. Awaits anxiously the verdict of Edward Troughton. 30 June 1822