Published in Asa Gray correspondence. Senders Be-Bo, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Be-Bo, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders B-Ba, in 1852, pages 1-3

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Be-Bo, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Be-Bo, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1852, pages 1-2

Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1852, pages 1-2

Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1852, pages 1-3

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-3

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1-3

Published in John Carey letters to Asa Gray, 1837-2171, in 1852, pages 1-2

Published in John Carey letters to Asa Gray, 1837-2173, in 1852, pages 1-2

Published in John Carey letters to Asa Gray, 1837-2175, in 1852, pages 1-2

Published in John Carey letters to Asa Gray, 1837-2153, in 1852, pages 1-2

Published in John Carey letters to Asa Gray, 1837-2161, in 1852, pages 1-3

Published in John Carey letters to Asa Gray, 1837-2164, in 1852, pages 1-2

Published in John Carey letters to Asa Gray, 1837-2166, in 1852, pages 1-2

Published in John Carey letters to Asa Gray, 1837-2155, in 1852, pages 1-2

Published in John Carey letters to Asa Gray, 1837-2157, in 1852, pages 1-2

Published in John Carey letters to Asa Gray, 1837-2168, in 1852, pages 1-3

Published in John Carey letters to Asa Gray, 1837-2159, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in George Bentham letters to Asa Gray, 1839-1883, in 1852, pages 1-2

Published in Alphonse de Candolle letters to Asa Gray, 1860-1890, in 1852, pages 1

Published in Asa Gray correspondence. Senders Li-Ly, 1839-1891 (inclusive), in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Li-Ly, 1839-1891 (inclusive), in 1852, pages 1-2

Published in Asa Gray correspondence. Senders Br-Bz, in 1852, pages 1-3

Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1852, pages 1-3

Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1852, pages 1-3

Published in Asa Gray correspondence : letters from Asa Gray to various individuals, 1838-1931 (inclusive), 1838-1888 (bulk), in 1852, pages 1-3