Published in Asa Gray correspondence. Senders B-Ba, in 1836, pages 1-4
Published in John Carey letters to Asa Gray, 1837-1880, in 1836, pages 1-3
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1836, pages 1-3
Published in Asa Gray correspondence. Senders La-Le, 1833-1897 (inclusive), in 1836, pages 1-2