# Relationship history for MSHA mine 1502052

Current hierarchy: **Fleming Randell → Whitesburg Investment'S Inc → No 1 Mine**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Paul J  Sturgill → No 1 Mine; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Elkhorn & Jellico Coal Company Inc → No 1 Mine; 1950-01-01 to 1979-07-15; source msha-controller-operator-history
- **controller_controls_mine:** Elkhorn & Jellico Coal Company Inc → No 1 Mine; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Elkhorn & Jellico Coal Company Inc → Elkhorn & Jellico Coal Company Inc; 1950-01-01 to 1979-07-15; source msha-controller-operator-history
- **operator_operates_mine:** Golden Oak Mining Company Inc → No 1 Mine; 1979-07-16 to 1980-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Paul J  Sturgill → Golden Oak Mining Company Inc; 1979-07-16 to 1980-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Golden Oak Mining Company Inc → No 1 Mine; 1981-01-01 to 1987-12-03; source msha-controller-operator-history
- **controller_controls_mine:** Reading & Bates Corp → No 1 Mine; 1981-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Reading & Bates Corp → Golden Oak Mining Company Inc; 1981-01-01 to 1987-12-03; source msha-controller-operator-history
- **operator_operates_mine:** Whitesburg Investment'S Inc → No 1 Mine; 1987-12-04 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Fleming Randell Et Al → No 1 Mine; 1987-12-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Fleming Randell Et Al → Whitesburg Investment'S Inc; 1987-12-04 to current/open; source msha-controller-operator-history