Letter to Sir Archibald Geikie from Alexander MacMillan telling him that John Van Voorst will send him copies of Edward Forbes introductory lectures at King's College. He tells him that the printer, Thomas Constable is unable to produce a reliable estimate until the final length of the book ['Memoirs of Edward Forbes'] is decided.

Letter to Sir Archibald Geikie from Alexander MacMillan asking for confirmation that he has received copies of Edward Forbes introductory lectures at King's College from John Van Voorst and urging him to liaise with Sir Andrew Crombie Ramsay and Joseph Beete Jukes concerning which of Edward Forbes' own drawing to include in his biography.

Letter to Sir Archibald Geikie from Alexander MacMillan enclosing a letter from John Van Voorst (attached) refusing permission to use some wood cuts [in 'Memoir of Edward Forbes'], 1861, and requesting sight of Mrs. Yelverton's "things".