# Relationship history for MSHA mine 4405508

Current hierarchy: **Crouse Estel → E R C Mining Company 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Hobbs Branch Coal Company Inc → No 1 Mine; 1980-09-01 to 1981-01-29; source msha-controller-operator-history
- **controller_controls_mine:** Ratliff Bueford → No 1 Mine; 1980-09-01 to 1981-01-29; source msha-controller-operator-history
- **controller_controls_operator:** Ratliff Bueford → Hobbs Branch Coal Company Inc; 1980-09-01 to 1981-01-29; source msha-controller-operator-history
- **operator_operates_mine:** Cherokee Energy Coal Company → No 1 Mine; 1981-01-30 to 1982-02-22; source msha-controller-operator-history
- **controller_controls_mine:** Ward Raymond-Gary Rash Et Al → No 1 Mine; 1981-01-30 to 1982-02-22; source msha-controller-operator-history
- **controller_controls_operator:** Ward Raymond-Gary Rash Et Al → Cherokee Energy Coal Company; 1981-01-30 to 1982-02-22; source msha-controller-operator-history
- **operator_operates_mine:** Red Dog Mining → No 1 Mine; 1982-02-23 to 1983-08-04; source msha-controller-operator-history
- **controller_controls_mine:** Frank Charles → No 1 Mine; 1982-02-23 to 1983-08-04; source msha-controller-operator-history
- **controller_controls_operator:** Frank Charles → Red Dog Mining; 1982-02-23 to 1983-08-04; source msha-controller-operator-history
- **operator_operates_mine:** State Line Mining Corp → No 1 Mine; 1983-08-05 to 1984-02-09; source msha-controller-operator-history
- **controller_controls_mine:** White Jerry → No 1 Mine; 1983-08-05 to 1984-02-09; source msha-controller-operator-history
- **controller_controls_operator:** White Jerry → State Line Mining Corp; 1983-08-05 to 1984-02-09; source msha-controller-operator-history
- **operator_operates_mine:** Cherry Coal Company → No 1 Mine; 1984-02-10 to 1984-08-29; source msha-controller-operator-history
- **controller_controls_mine:** Boggs Glenn R-Hassel Davis & Billy Stanley → No 1 Mine; 1984-02-10 to 1985-06-23; source msha-controller-operator-history
- **controller_controls_operator:** Boggs Glenn R-Hassel Davis & Billy Stanley → Cherry Coal Company; 1984-02-10 to 1984-08-29; source msha-controller-operator-history
- **controller_controls_mine:** Johnson Patrick R Et Al → No 1 Mine; 1984-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Sparks Donald J & Ariland Steele → No 1 Mine; 1984-08-20 to 1985-07-22; source msha-controller-operator-history
- **operator_operates_mine:** Double S Coal Company Inc → No 1 Mine; 1984-08-30 to 1985-07-22; source msha-controller-operator-history
- **controller_controls_operator:** Sparks Donald J & Ariland Steele → Double S Coal Company Inc; 1984-08-30 to 1985-07-22; source msha-controller-operator-history
- **operator_operates_mine:** Mott Branch Coal Company Inc → No 1 Mine; 1985-07-23 to 1986-01-09; source msha-controller-operator-history
- **controller_controls_operator:** Johnson Patrick R Et Al → Mott Branch Coal Company Inc; 1985-07-23 to 1986-01-09; source msha-controller-operator-history
- **operator_operates_mine:** Island Mining Company Inc → No 1 Mine; 1986-01-10 to 1987-02-09; source msha-controller-operator-history
- **controller_controls_mine:** Terry T  McGaffee → No 1 Mine; 1986-01-10 to 1987-02-09; source msha-controller-operator-history
- **controller_controls_operator:** Terry T  McGaffee → Island Mining Company Inc; 1986-01-10 to 1987-02-09; source msha-controller-operator-history
- **operator_operates_mine:** Jakco Mining Inc → No 1 Mine; 1987-02-10 to 1988-11-16; source msha-controller-operator-history
- **controller_controls_mine:** Keene Jack R Et Al → No 1 Mine; 1987-02-10 to 1988-11-16; source msha-controller-operator-history
- **controller_controls_operator:** Keene Jack R Et Al → Jakco Mining Inc; 1987-02-10 to 1988-11-16; source msha-controller-operator-history
- **operator_operates_mine:** S & V Coal Company → No 1 Mine; 1988-11-17 to 1989-03-22; source msha-controller-operator-history
- **controller_controls_mine:** James  Van Dyke et al → No 1 Mine; 1988-11-17 to 1989-03-22; source msha-controller-operator-history
- **controller_controls_operator:** James  Van Dyke et al → S & V Coal Company; 1988-11-17 to 1989-03-22; source msha-controller-operator-history
- **operator_operates_mine:** Squire Branch Coal Company Inc → No 1 Mine; 1989-03-23 to 1990-01-11; source msha-controller-operator-history
- **controller_controls_mine:** Hagerman Elbert → No 1 Mine; 1989-03-23 to 1990-01-11; source msha-controller-operator-history
- **controller_controls_operator:** Hagerman Elbert → Squire Branch Coal Company Inc; 1989-03-23 to 1990-01-11; source msha-controller-operator-history
- **operator_operates_mine:** Crazy Eight Coal Company → No 1 Mine; 1990-01-12 to 1992-01-14; source msha-controller-operator-history
- **controller_controls_mine:** Rife Jay → No 1 Mine; 1990-01-12 to 1992-01-14; source msha-controller-operator-history
- **controller_controls_operator:** Rife Jay → Crazy Eight Coal Company; 1990-01-12 to 1992-01-14; source msha-controller-operator-history
- **operator_operates_mine:** E R C Mining Company Inc → No 1 Mine; 1992-01-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Crouse Estel → No 1 Mine; 1992-01-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Crouse Estel → E R C Mining Company Inc; 1992-01-15 to current/open; source msha-controller-operator-history