Letter from Lord Elcho to John Hutton Balfour dated 5 November 1853; "Sir, Before leaving Scotland I rec'd your letter and enclosures on the subject of the Palm House in the Royal Botanical Garden - I saw Sir W. Molesworth yesterday and impressed upon him the importance of speedily attending to it and I hope that some steps will be taken to rescue the Palms from the fate that awaits them should nothing be done."
Letter from Lord Roslyn to John Hutton Balfour dated 4 July 1859 regarding potentially moving the Conservatory of the late Thomas Assheton Smith at Tedworth [Tidworth] near Andover to the Botanic Garden.