# Relationship history for MSHA mine 4002866

Current hierarchy: **Carroll Fred → C & W Coal Company → #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:** Davis Creek Mining Company → #1; 1984-11-01 to 1985-05-06; source msha-controller-operator-history
- **controller_controls_mine:** Hatmaker Randall Et Al → #1; 1984-11-01 to 1985-05-06; source msha-controller-operator-history
- **controller_controls_operator:** Hatmaker Randall Et Al → Davis Creek Mining Company; 1984-11-01 to 1985-05-06; source msha-controller-operator-history
- **operator_operates_mine:** Davis Creek Mining Company → #1; 1985-05-07 to 1985-08-08; source msha-controller-operator-history
- **controller_controls_mine:** Johnson Doris - Zie Muse Et Al → #1; 1985-05-07 to 1985-08-08; source msha-controller-operator-history
- **controller_controls_operator:** Johnson Doris - Zie Muse Et Al → Davis Creek Mining Company; 1985-05-07 to 1985-08-08; source msha-controller-operator-history
- **operator_operates_mine:** Davis Creek Mining Company → #1; 1985-08-09 to 1985-09-19; source msha-controller-operator-history
- **controller_controls_mine:** Marlow Leonard B → #1; 1985-08-09 to 1985-09-19; source msha-controller-operator-history
- **controller_controls_operator:** Marlow Leonard B → Davis Creek Mining Company; 1985-08-09 to 1985-09-19; source msha-controller-operator-history
- **operator_operates_mine:** Davis Creek Mining Company → #1; 1985-09-20 to 1986-01-14; source msha-controller-operator-history
- **controller_controls_mine:** Miracle William C → #1; 1985-09-20 to 1986-01-14; source msha-controller-operator-history
- **controller_controls_operator:** Miracle William C → Davis Creek Mining Company; 1985-09-20 to 1986-01-14; source msha-controller-operator-history
- **operator_operates_mine:** A V Enterprises Inc → #1; 1986-01-15 to 1987-03-09; source msha-controller-operator-history
- **controller_controls_mine:** Welden Alec C → #1; 1986-01-15 to 1987-03-09; source msha-controller-operator-history
- **controller_controls_operator:** Welden Alec C → A V Enterprises Inc; 1986-01-15 to 1987-03-09; source msha-controller-operator-history
- **operator_operates_mine:** Mar-Low Coal Company → #1; 1987-03-10 to 1988-03-16; source msha-controller-operator-history
- **controller_controls_mine:** Marlow Leonard B → #1; 1987-03-10 to 1988-03-16; source msha-controller-operator-history
- **controller_controls_operator:** Marlow Leonard B → Mar-Low Coal Company; 1987-03-10 to 1988-03-16; source msha-controller-operator-history
- **operator_operates_mine:** Mar-Low Coal Company → #1; 1988-03-17 to 1988-07-31; source msha-controller-operator-history
- **controller_controls_mine:** Johnson Doris - Zie Muse Et Al → #1; 1988-03-17 to 1988-07-31; source msha-controller-operator-history
- **controller_controls_operator:** Johnson Doris - Zie Muse Et Al → Mar-Low Coal Company; 1988-03-17 to 1988-07-31; source msha-controller-operator-history
- **operator_operates_mine:** Mar-Low Coal Company → #1; 1988-08-01 to 1988-09-13; source msha-controller-operator-history
- **controller_controls_mine:** Muse Zie Et Al → #1; 1988-08-01 to 1988-09-13; source msha-controller-operator-history
- **controller_controls_operator:** Muse Zie Et Al → Mar-Low Coal Company; 1988-08-01 to 1988-09-13; source msha-controller-operator-history
- **operator_operates_mine:** Little Joe Coal Company → #1; 1988-09-14 to 1989-04-16; source msha-controller-operator-history
- **controller_controls_mine:** Shoupe Elmer Et Al → #1; 1988-09-14 to 1989-04-16; source msha-controller-operator-history
- **controller_controls_operator:** Shoupe Elmer Et Al → Little Joe Coal Company; 1988-09-14 to 1989-04-16; source msha-controller-operator-history
- **operator_operates_mine:** C & W Coal Company → #1; 1989-04-17 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Carroll Fred → #1; 1989-04-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Carroll Fred → C & W Coal Company; 1989-04-17 to current/open; source msha-controller-operator-history