[062-24] Plant Distribution on Hills Surrounding Kabul, Afghanistan
Kumler, M.L. Plant Distribution on Hills Surrounding Kabul, Afghanistan 062-24-print
[066-01] Forest Communities in a Natural Site at Union Hill, and Comparisons with Other Forests in Illinois
Kumler, M.L. Forest Communities in a Natural Site at Union Hill, and Comparisons with Other Forests in Illinois 066-01-print