Asa Gray correspondence. Senders Be-Bo

By: Beal, W. J. (William James), - Bennett, John J. - Bessey, Charles E. (Charles Edwin), - Best, G. N. (George Newton), - Bigelow, Jacob, - Blachford, Frederic Rogers, Baron, - Boissier, Edmond, - Bornet, Ed. (Edouard), - Bosch, R. B. van den (