Vol. s5-15, Issue 85, 1928January 01, 1928 EDT
The Tygart Valley Devonian Trees of West Virginia
The Tygart Valley Devonian Trees of West Virginia
David Bright Reger,
Reger, D. B. (1928). The Tygart Valley Devonian trees of West Virginia. American Journal of Science, s5-15(85), 49–57. https://doi.org/10.2475/ajs.s5-15.85.49