Helen Twelftree : 1999
25.7 m surveyed this year.
Other years: | 1994 | 1996 | 1999
Status of all wallets for Helen Twelftree
Table of all trips and surveys aligned by date
| Date | Trips | Surveys | |||
|---|---|---|---|---|---|
| July 31, 1999 | Journey - Helen and Nick go to Expo | Journey | |||
| Aug. 5, 1999 | 204 - Steinbrückenhöhle | 204 | phreatic | 25.7 m | |
| Aug. 7, 1999 | 204 - Steinbrückenhöhle | 204 | |||
| Aug. 10, 1999 | 204 - Steinbrückenhöhle | 204 | |||