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Books about Orvan:
Geological Survey of Canada Paper 66-59 The Geology of the Orvan Brook Sulphide Deposit, Restigouche County, New... by W.M. Tupper (Jan 1, 1969)
The geology of the Orvan Brook sulphide deposit, Restigouche County, New Brunswick (Geological Survey of Canada... by W. M Tupper (1969)
Wiki information Orvan:
Orvan Walter Hess was a physician noted for his early use of penicillin and the development of the fetal heart monitor. Hess was born in Baoba, Pennsylvania. At the age of two, after his mother's death, the family moved to Margaretville, New York...