Vol. s4-20, Issue 120, 1905December 01, 1905 EDT
The Cambro-Ordovician Limestones of the Middle Portion of the Valley of Virginia
The Cambro-Ordovician Limestones of the Middle Portion of the Valley of Virginia
Henry Donald Campbell,
Campbell, H. D. (1905). The Cambro-Ordovician Limestones of the Middle Portion of the Valley of Virginia. American Journal of Science, s4-20(120), 445–447. https://doi.org/10.2475/ajs.s4-20.120.445