Ralph Allen (United States) |
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Address: | 801 West Maple Ave. Sterling, Va. 20164-5020 |
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Affiliation: | none |
Position: | none |
Specialization: | Other |
Instrumentation: | Suuntos |
Geoactivity: | West Virginia |
Interests: | Cave resurvey and cave digging. |
Member of Speleogenesis.info since 2007-09-26