1. Water spectrum, for Oregon; prepared by Tommy A. George and Howard M. Vance. Bookmark SuDoc number: A 57.46/5:(date)
2. Water spectrum, issues, choices, actions; Oregon; prepared by Tommy A. George and Howard M. Vance. Bookmark SuDoc number: A 57.46/5:(date)
3. Water spectrum, issues, choices, actions; Oregon; prepared by Tommy A. George and Howard M. Vance. Bookmark SuDoc number: A 57.46/5:(date)
4. Water spectrum, issues, choices, for Oregon; prepred by Tommy A. George and Howard M. Vance. Bookmark SuDoc number: A 57.46/5:(date)
5. Water supply outlook and Federal-State-private cooperative snow surveys for Oregon; prepared by Tommy A. George and James Haglund. Bookmark SuDoc number: A 57.46/5:(date)
6. Water supply outlook and Federal-State-private cooperative snow surveys for Oregon; prepared by Tommy A. George and James Haglund. Bookmark SuDoc number: A 57.46/5:(date)
7. Water supply outlook and Federal-State-private cooperative snow surveys. for Oregon; prepared by Tommy A. George and Howard M. Vance. Bookmark SuDoc number: A 57.46/5:(date)