# Relationship history for MSHA mine 4401213

Current hierarchy: **Harman James E → Jabro Coal Inc → No 1**

- 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:** H C Bostic Coal Company Inc → No 1; 1950-01-01 to 1977-03-20; source msha-controller-operator-history
- **controller_controls_mine:** H C Bostic Coal Company Inc → No 1; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** H C Bostic Coal Company Inc → H C Bostic Coal Company Inc; 1950-01-01 to 1977-03-20; source msha-controller-operator-history
- **controller_controls_mine:** Russ W H → No 1; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Brown Alfred → No 1; 1974-01-01 to 1977-11-27; source msha-controller-operator-history
- **controller_controls_mine:** Van Dyke Burton & Hassell Davis → No 1; 1974-11-21 to 1981-07-14; source msha-controller-operator-history
- **operator_operates_mine:** Messick Branch Coal Company Inc → No 1; 1977-03-21 to 1977-11-27; source msha-controller-operator-history
- **controller_controls_operator:** Brown Alfred → Messick Branch Coal Company Inc; 1977-03-21 to 1977-11-27; source msha-controller-operator-history
- **controller_controls_mine:** Lowe Carlton → No 1; 1977-08-11 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Triple L Coal Company Inc → No 1; 1977-11-28 to 1980-04-02; source msha-controller-operator-history
- **controller_controls_operator:** Lowe Carlton → Triple L Coal Company Inc; 1977-11-28 to 1980-04-02; source msha-controller-operator-history
- **operator_operates_mine:** Lester Coal Company → No 1; 1980-04-03 to 1980-06-26; source msha-controller-operator-history
- **controller_controls_mine:** Lester Troy → No 1; 1980-04-03 to 1980-06-26; source msha-controller-operator-history
- **controller_controls_operator:** Lester Troy → Lester Coal Company; 1980-04-03 to 1980-06-26; source msha-controller-operator-history
- **operator_operates_mine:** D & V Coal Company → No 1; 1980-06-27 to 1981-07-14; source msha-controller-operator-history
- **controller_controls_operator:** Van Dyke Burton & Hassell Davis → D & V Coal Company; 1980-06-27 to 1981-07-14; source msha-controller-operator-history
- **operator_operates_mine:** W H Russ Coal Corp → No 1; 1981-07-15 to 1982-08-04; source msha-controller-operator-history
- **controller_controls_operator:** Russ W H → W H Russ Coal Corp; 1981-07-15 to 1982-08-04; source msha-controller-operator-history
- **operator_operates_mine:** H & M Coal Company → No 1; 1982-08-05 to 1987-12-27; source msha-controller-operator-history
- **controller_controls_mine:** Matney Jay Carl → No 1; 1982-08-05 to 1987-12-27; source msha-controller-operator-history
- **controller_controls_operator:** Matney Jay Carl → H & M Coal Company; 1982-08-05 to 1987-12-27; source msha-controller-operator-history
- **operator_operates_mine:** Jabro Coal Inc → No 1; 1987-12-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Harman James E → No 1; 1987-12-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Harman James E → Jabro Coal Inc; 1987-12-28 to current/open; source msha-controller-operator-history