This early work by Alfred Russel Wallace was originally published in 1858 and we are now republishing it with a brand new introductory biography. 'On the Tenden

Darwin is credited with discovering evolution through natural selection, but Alfred Russel Wallace saw the same process at work in nature and elaborated the sam

The present Depression of Trade is remarkable, not so much for its intensity or for its extent—in both of which respects it has been equalled or surpassed on

Includes two essays by Wallace, "On the law which has regulated the introduction of new species" and "On the tendency of varieties to depart indefinitely from t