# Relationship history for MSHA mine 4607613

Current hierarchy: **Mc Million Joseph A → Mc Morris Inc → Palladius Mining**

- 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:** Gauley River Mining Inc → Palladius Mining; 1988-11-01 to 1989-12-07; source msha-controller-operator-history
- **controller_controls_mine:** Hall Dale → Palladius Mining; 1988-11-01 to 1989-12-07; source msha-controller-operator-history
- **controller_controls_operator:** Hall Dale → Gauley River Mining Inc; 1988-11-01 to 1989-12-07; source msha-controller-operator-history
- **operator_operates_mine:** Mc Morris Inc → Palladius Mining; 1989-12-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mc Million Joseph A → Palladius Mining; 1989-12-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mc Million Joseph A → Mc Morris Inc; 1989-12-08 to current/open; source msha-controller-operator-history