# Relationship history for MSHA mine 3003609

Current hierarchy: **Paul J  Mitchell → PAUL J. MITCHELL LOGGING, INC. → TAHAWUS**

- 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:** Paul J. Mitchell Logging, Inc. → TAHAWUS; 2007-10-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Paul J  Mitchell → TAHAWUS; 2007-10-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Paul J  Mitchell → Paul J. Mitchell Logging, Inc.; 2007-10-15 to current/open; source msha-controller-operator-history