Vegetation composition and forest overstory structure of two upper Allegheny River Islands, northwestern Pennsylvania, 190 - 01 - 04 - LD1017 .C8133 1996 W35, Volume: Archives LD1017 .C8133 1996 W35; Volume: Carlson Library Level A Main Quarto Collection QK910 .W35. Clarion University Archives.
Vegetation composition and forest overstory structure of two upper Allegheny River Islands, northwestern Pennsylvania, 190 - 01 - 04 - LD1017 .C8133 1996 W35, Volume: Archives LD1017 .C8133 1996 W35; Volume: Carlson Library Level A Main Quarto Collection QK910 .W35. Clarion University Archives. http://as-clarion.klnpa.org/repositories/2/resources/427 Accessed December 23, 2025.