Published in Henry Nicholas Bolander letters to Asa Gray, 1863-2016, in 1893, pages 1-2
Published in Henry Nicholas Bolander letters to Asa Gray, 1863-2018, in 1893, pages 1
Published in Henry Nicholas Bolander letters to Asa Gray, 1863-2015, in 1893, pages 1
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1893, pages 1-4
Published in Asa Gray correspondence. Senders A, in 1893, pages 1
Published in Asa Gray correspondence. Senders Ha, 1835-1895 (inclusive), in 1893, pages 1-2