# Relationship history for MSHA mine 4608394

Current hierarchy: **Crump John M → New Hope Mining Inc → Clinton No 8**

- 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

- **controller_controls_mine:** Thomas Russell (Rick) Et Al → Clinton No 8; 1989-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Par-U Mining & Development Corp → Clinton No 8; 1994-03-01 to 1994-08-04; source msha-controller-operator-history
- **controller_controls_operator:** Thomas Russell (Rick) Et Al → Par-U Mining & Development Corp; 1994-03-01 to 1994-08-04; source msha-controller-operator-history
- **operator_operates_mine:** Dale Coal Inc → Clinton No 8; 1994-08-05 to 1995-09-25; source msha-controller-operator-history
- **controller_controls_mine:** Cheek Hassel → Clinton No 8; 1994-08-05 to 1995-09-25; source msha-controller-operator-history
- **controller_controls_operator:** Cheek Hassel → Dale Coal Inc; 1994-08-05 to 1995-09-25; source msha-controller-operator-history
- **operator_operates_mine:** Par-U Mining & Development Corp → Clinton No 8; 1995-09-26 to 1996-07-02; source msha-controller-operator-history
- **controller_controls_operator:** Thomas Russell (Rick) Et Al → Par-U Mining & Development Corp; 1995-09-26 to 1996-07-02; source msha-controller-operator-history
- **operator_operates_mine:** New Hope Mining Inc → Clinton No 8; 1996-07-03 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Crump John M → Clinton No 8; 1996-07-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Crump John M → New Hope Mining Inc; 1996-07-03 to current/open; source msha-controller-operator-history