Works of "Research Collection"
Place Collected: Anvil Mtn., 3 mi N of Silverton
Place Collected: Anvil Mtn., 3 mi N of Silverton
Place Collected: Anvil Mtn., 3 mi N of Silverton
Place Collected: Anvil Mtn., 3 mi N of Silverton
Place Collected: Anvil Mtn., 3 mi N of Silverton