# Relationship history for MSHA mine 2600578

Current hierarchy: **Win-Eldrich Mines Ltd → Ashdown Project LLC → Ashdown Mine**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** American Copper & Nickel Company Inc → Ashdown Mine; 1982-06-01 to 2004-10-25; source msha-controller-operator-history
- **controller_controls_mine:** Inco Ltd → Ashdown Mine; 1982-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Inco Ltd → American Copper & Nickel Company Inc; 1982-06-01 to 2004-10-25; source msha-controller-operator-history
- **controller_controls_mine:** Ken  Ripley et al → Ashdown Mine; 2000-11-08 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Golden Phoenix Minerals Inc. → Ashdown Mine; 2004-10-26 to 2007-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Ken  Ripley et al → Golden Phoenix Minerals Inc.; 2004-10-26 to 2007-06-30; source msha-controller-operator-history
- **operator_operates_mine:** Ashdown Project LLC → Ashdown Mine; 2007-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Win-Eldrich Mines Ltd → Ashdown Mine; 2007-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Win-Eldrich Mines Ltd → Ashdown Project LLC; 2007-07-01 to current/open; source msha-controller-operator-history