John W. Duffield

1912

• Economic analysis of the values of surface uses of state lands, task 4
• The future prices of electricity in Montana
• Alaska angler survey
• Annotated list of pine hybrids made at the Institute of Forest Genetics
• Damage to western Washington forests from November 1955 cold wave
• Economic Analysis of the Values of Surface Uses of State Lands, Task 4 : Fair Market Value for Cropland Leases
• Effect of proposed changes to rod and reel subsistence harvest regulations in the lower Yukon/Kuskokwim area
• Forest tree improvement
• Pine pollen collection dates