# Relationship history for MSHA mine 1514770

Current hierarchy: **Larry  Yonts → Owl Mining Inc → #2**

- 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:** Isaac Conard → #2; 1983-11-13 to 1994-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Dawson Fred → #2; 1984-04-30 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Quintana Minerals Corp → #2; 1984-05-29 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Misty K Mining Company Inc → #2; 1984-08-01 to 1984-10-29; source msha-controller-operator-history
- **controller_controls_operator:** Isaac Conard → Misty K Mining Company Inc; 1984-08-01 to 1984-10-29; source msha-controller-operator-history
- **operator_operates_mine:** Bevins Branch Mining Inc → #2; 1984-10-30 to 1987-10-29; source msha-controller-operator-history
- **controller_controls_operator:** Quintana Minerals Corp → Bevins Branch Mining Inc; 1984-10-30 to 1987-10-29; source msha-controller-operator-history
- **controller_controls_mine:** Martin Harry A → #2; 1987-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mullins Jack → #2; 1987-09-30 to 1992-02-24; source msha-controller-operator-history
- **operator_operates_mine:** Steven Lee Enterprises → #2; 1987-10-30 to 1988-05-17; source msha-controller-operator-history
- **controller_controls_operator:** Dawson Fred → Steven Lee Enterprises; 1987-10-30 to 1988-05-17; source msha-controller-operator-history
- **operator_operates_mine:** Rayon Mining Corp → #2; 1988-05-18 to 1992-02-24; source msha-controller-operator-history
- **controller_controls_operator:** Mullins Jack → Rayon Mining Corp; 1988-05-18 to 1992-02-24; source msha-controller-operator-history
- **operator_operates_mine:** Trina Coal Company Inc → #2; 1992-02-25 to 1995-09-04; source msha-controller-operator-history
- **controller_controls_mine:** Stiltner Ralph → #2; 1992-02-25 to 1995-09-04; source msha-controller-operator-history
- **controller_controls_operator:** Stiltner Ralph → Trina Coal Company Inc; 1992-02-25 to 1995-09-04; source msha-controller-operator-history
- **operator_operates_mine:** T T & M Inc → #2; 1995-09-05 to 1996-07-15; source msha-controller-operator-history
- **controller_controls_operator:** Martin Harry A → T T & M Inc; 1995-09-05 to 1996-07-15; source msha-controller-operator-history
- **operator_operates_mine:** Black Crow Inc → #2; 1996-07-16 to 1996-11-24; source msha-controller-operator-history
- **controller_controls_mine:** Hunter Chester → #2; 1996-07-16 to 1996-11-24; source msha-controller-operator-history
- **controller_controls_operator:** Hunter Chester → Black Crow Inc; 1996-07-16 to 1996-11-24; source msha-controller-operator-history
- **operator_operates_mine:** T T & M Inc → #2; 1996-11-25 to 1997-04-30; source msha-controller-operator-history
- **controller_controls_operator:** Martin Harry A → T T & M Inc; 1996-11-25 to 1997-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Floyd Ridge Mines Inc → #2; 1997-05-01 to 1997-10-06; source msha-controller-operator-history
- **controller_controls_mine:** Quillen Bennett & Kermit Hall → #2; 1997-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Quillen Bennett & Kermit Hall → Floyd Ridge Mines Inc; 1997-05-01 to 1997-10-06; source msha-controller-operator-history
- **operator_operates_mine:** T T & M Inc → #2; 1997-10-07 to 1998-02-18; source msha-controller-operator-history
- **controller_controls_operator:** Martin Harry A → T T & M Inc; 1997-10-07 to 1998-02-18; source msha-controller-operator-history
- **controller_controls_mine:** Larry  Yonts → #2; 1997-11-26 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** North Star Mining Inc → #2; 1998-02-19 to 1998-09-22; source msha-controller-operator-history
- **controller_controls_mine:** Carl  Kirk et al → #2; 1998-02-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Carl  Kirk et al → North Star Mining Inc; 1998-02-19 to 1998-09-22; source msha-controller-operator-history
- **operator_operates_mine:** Owl Mining Inc → #2; 1998-09-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Larry  Yonts → Owl Mining Inc; 1998-09-23 to current/open; source msha-controller-operator-history