Title: Correspondence
Subjects: Plants, Compositae, Fagaceae, Meteorology, Adventure travel, Personal Finance, Observations, Yucca, Correspondence, Social life and customs, Botanical specimens, Description and travel, Pollination, Matches, Onagraceae, Cereus peruvianus, Liliaceae, Collection and preservation, United States, Equipment and supplies, Oenothera, Albertus-Universität zu Königsberg i. Pr, United States. Army, Economic aspects
Places: Europe, Philadelphia (Pa.), Caracas (Venezuela), Trinidad and Tobago, Arkansas, Colonia Tovar (Aragua, Venezuela), Venezuela, Trinidad
People: Robert Caspary (1818-1887), George Engelmann (1809-1884), Edward Tuckerman (1817-1886), William Starling Sullivant (1803-1873), Joseph Henry (1797-1878), Henry Prestoe (1842-1923), Alexander Braun (1805-1877), Asa Gray (1810-1888), Augustus Fendler (1813-1883), Thomas Meehan (1826-1901)