Title: Correspondence
Subjects: Correspondence, Botanical specimens, Botanische Staatssammlung München
Places: Texas
People: Thomas Drummond (1807-1837), George Engelmann (1809-1884), Edward Tuckerman (1817-1886), John Torrey (1796-1873), J. H. Schultes (1820-1887), Asa Gray (1810-1888)