Browse authors
Author Last Name | Article Title | Year |
---|---|---|
Pfalser | A philatelist's view of Arizona | 1971 |
Pfau | Back in the mainstream | 1975 |
Pfirman | Stratigraphy and history of the Toroweap formation (Permian) between Grindstone Canyon and Sycamore Canyon, Arizona | 1969 |
Pfau | This time, the Olympics | 1975 |
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