# Relationship history for MSHA mine 4001725

Current hierarchy: **Coleman James → Sun Mining Corp → 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:** Majestic Fuel Inc → No 1; 1975-08-01 to 1978-03-09; source msha-controller-operator-history
- **controller_controls_mine:** Bunch Ivan → No 1; 1975-08-01 to 1978-03-09; source msha-controller-operator-history
- **controller_controls_operator:** Bunch Ivan → Majestic Fuel Inc; 1975-08-01 to 1978-03-09; source msha-controller-operator-history
- **controller_controls_mine:** Jimmy E  Hamilton et al → No 1; 1976-09-20 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Tri-Gem Coal Company Inc → No 1; 1978-03-10 to 1978-04-30; source msha-controller-operator-history
- **controller_controls_operator:** Jimmy E  Hamilton et al → Tri-Gem Coal Company Inc; 1978-03-10 to 1978-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Stone Mountain Mining Company → No 1; 1978-05-01 to 1978-09-07; source msha-controller-operator-history
- **controller_controls_mine:** Donald C  Seiber et al → No 1; 1978-05-01 to 1978-09-07; source msha-controller-operator-history
- **controller_controls_operator:** Donald C  Seiber et al → Stone Mountain Mining Company; 1978-05-01 to 1978-09-07; source msha-controller-operator-history
- **operator_operates_mine:** Huff Coal Company → No 1; 1978-09-08 to 1980-06-01; source msha-controller-operator-history
- **controller_controls_mine:** Huffman James → No 1; 1978-09-08 to 1980-06-01; source msha-controller-operator-history
- **controller_controls_operator:** Huffman James → Huff Coal Company; 1978-09-08 to 1980-06-01; source msha-controller-operator-history
- **operator_operates_mine:** Huff Coal Company → No 1; 1980-06-02 to 1981-08-16; source msha-controller-operator-history
- **controller_controls_mine:** Thomas Tommy → No 1; 1980-06-02 to 1981-08-16; source msha-controller-operator-history
- **controller_controls_operator:** Thomas Tommy → Huff Coal Company; 1980-06-02 to 1981-08-16; source msha-controller-operator-history
- **operator_operates_mine:** Johnson Brothers Inc → No 1; 1981-08-17 to 1982-04-27; source msha-controller-operator-history
- **controller_controls_mine:** Johnson Doris Et Al → No 1; 1981-08-17 to 1982-04-27; source msha-controller-operator-history
- **controller_controls_operator:** Johnson Doris Et Al → Johnson Brothers Inc; 1981-08-17 to 1982-04-27; source msha-controller-operator-history
- **operator_operates_mine:** Gipson Mining Company → No 1; 1982-04-28 to 1982-07-21; source msha-controller-operator-history
- **controller_controls_mine:** Gipson James M → No 1; 1982-04-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gipson James M → Gipson Mining Company; 1982-04-28 to 1982-07-21; source msha-controller-operator-history
- **operator_operates_mine:** Sun Mining Corp → No 1; 1982-07-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Coleman James → No 1; 1982-07-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Coleman James → Sun Mining Corp; 1982-07-22 to current/open; source msha-controller-operator-history