# Relationship history for MSHA mine 3607483

Current hierarchy: **Wilbur W  White Jr → Wilbur White Coal Company → White #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:** Five Star Coal Company Inc → White #1; 1983-07-01 to 1985-10-06; source msha-controller-operator-history
- **controller_controls_mine:** Mary  Gudleski → White #1; 1983-07-01 to 1985-10-06; source msha-controller-operator-history
- **controller_controls_operator:** Mary  Gudleski → Five Star Coal Company Inc; 1983-07-01 to 1985-10-06; source msha-controller-operator-history
- **operator_operates_mine:** R & P Coal Company → White #1; 1985-10-07 to 1996-09-02; source msha-controller-operator-history
- **controller_controls_mine:** Wanda  Lauer → White #1; 1985-10-07 to 1996-09-02; source msha-controller-operator-history
- **controller_controls_operator:** Wanda  Lauer → R & P Coal Company; 1985-10-07 to 1996-09-02; source msha-controller-operator-history
- **controller_controls_mine:** Wilbur W  White Jr → White #1; 1992-08-07 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Wilbur White Coal Company Inc → White #1; 1996-09-03 to 2013-11-24; source msha-controller-operator-history
- **controller_controls_operator:** Wilbur W  White Jr → Wilbur White Coal Company Inc; 1996-09-03 to 2013-11-24; source msha-controller-operator-history
- **controller_controls_mine:** Wilbur W  White Jr → White #1; 2006-06-19 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Wilbur White Coal Company → White #1; 2013-11-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Wilbur W  White Jr → Wilbur White Coal Company; 2013-11-25 to current/open; source msha-controller-operator-history