Books by Henry Edward Clepper
The Society of American Forest
The Society of American Foresters
Crusade for conservation
Crusade for conservation
Leaders of American conservation
Professional forestry in the United States
Henry Clepper
Henry Clepper
The world of the forest
The world of the forest [by] H
The world of the forest [by] Henry Clepper [and] Arthur B. Meyer
Forestry education in Pennsylv
Forestry education in Pennsylvania
Suggestions for contributors t
Suggestions for contributors to the Journal of forestry