Letter from Daniel Hanbury to Alfred Russel Wallace.

Out-letter book, containing copies of letters sent by Daniel Hanbury to correspondents overseas, on the Continent and throughout the world, concerning his researches in botany, materia medica and pharmacology. Principal correspondents include T W C Martius and N J B G Guibourt; also included are two letters to Alfred Russel Wallace. Labelled on the front cover 'N.B.6'.