Note 20 — Chapter VII · ROSCOE AS AN INVESTIGATOR
Reading edition
“On Two New Vanadium Minerals.” By H. E. Roscoe. Roy. Soc. Proc. XXV. (1877), pp. 109-112.
Reading edition
“On Two New Vanadium Minerals.” By H. E. Roscoe. Roy. Soc. Proc. XXV. (1877), pp. 109-112.