# Relationship history for MSHA mine 1516261

Current hierarchy: **Meeks Alvin E & Edgar Allen King → K & M Coal Company Inc → K & M #17**

- 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

- **controller_controls_mine:** Meeks Alvin E & Edgar Allen King → K & M #17; 1977-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** K & M Coal Company Inc → K & M #17; 1987-12-01 to 1988-05-18; source msha-controller-operator-history
- **controller_controls_operator:** Meeks Alvin E & Edgar Allen King → K & M Coal Company Inc; 1987-12-01 to 1988-05-18; source msha-controller-operator-history
- **operator_operates_mine:** Mineral Mining Company → K & M #17; 1988-05-19 to 1989-01-08; source msha-controller-operator-history
- **controller_controls_mine:** Alford Jess-Charles Morgan Et Al → K & M #17; 1988-05-19 to 1989-01-08; source msha-controller-operator-history
- **controller_controls_operator:** Alford Jess-Charles Morgan Et Al → Mineral Mining Company; 1988-05-19 to 1989-01-08; source msha-controller-operator-history
- **operator_operates_mine:** Double D Coal → K & M #17; 1989-01-09 to 1990-01-11; source msha-controller-operator-history
- **controller_controls_mine:** King David Et Al → K & M #17; 1989-01-09 to 1990-01-11; source msha-controller-operator-history
- **controller_controls_operator:** King David Et Al → Double D Coal; 1989-01-09 to 1990-01-11; source msha-controller-operator-history
- **operator_operates_mine:** Double D Coal → K & M #17; 1990-01-12 to 1990-05-06; source msha-controller-operator-history
- **controller_controls_mine:** King Jeffrey - Wayne Bray Et Al → K & M #17; 1990-01-12 to 1990-05-06; source msha-controller-operator-history
- **controller_controls_operator:** King Jeffrey - Wayne Bray Et Al → Double D Coal; 1990-01-12 to 1990-05-06; source msha-controller-operator-history
- **operator_operates_mine:** K & M Coal Company Inc → K & M #17; 1990-05-07 to 1990-09-09; source msha-controller-operator-history
- **controller_controls_operator:** Meeks Alvin E & Edgar Allen King → K & M Coal Company Inc; 1990-05-07 to 1990-09-09; source msha-controller-operator-history
- **operator_operates_mine:** Agen Coal → K & M #17; 1990-09-10 to 1992-04-05; source msha-controller-operator-history
- **controller_controls_mine:** Gray James T Et Al → K & M #17; 1990-09-10 to 1992-04-05; source msha-controller-operator-history
- **controller_controls_operator:** Gray James T Et Al → Agen Coal; 1990-09-10 to 1992-04-05; source msha-controller-operator-history
- **controller_controls_mine:** Davidson Larry-Tommy Skidmore Et Al → K & M #17; 1991-08-19 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Brownhorse Mining → K & M #17; 1992-04-06 to 1992-10-28; source msha-controller-operator-history
- **controller_controls_operator:** Davidson Larry-Tommy Skidmore Et Al → Brownhorse Mining; 1992-04-06 to 1992-10-28; source msha-controller-operator-history
- **controller_controls_mine:** Patterson Charles → K & M #17; 1992-10-23 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Brownhorse Mining → K & M #17; 1992-10-29 to 1994-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Patterson Charles → Brownhorse Mining; 1992-10-29 to 1994-03-31; source msha-controller-operator-history
- **operator_operates_mine:** Blue Arc Coal Corp → K & M #17; 1994-04-01 to 1995-04-24; source msha-controller-operator-history
- **controller_controls_mine:** France Charles W Et Al → K & M #17; 1994-04-01 to 1995-04-24; source msha-controller-operator-history
- **controller_controls_operator:** France Charles W Et Al → Blue Arc Coal Corp; 1994-04-01 to 1995-04-24; source msha-controller-operator-history
- **controller_controls_mine:** Patterson James → K & M #17; 1994-11-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Birdeye Coal Company Inc → K & M #17; 1995-04-25 to 1995-10-16; source msha-controller-operator-history
- **controller_controls_operator:** Patterson James → Birdeye Coal Company Inc; 1995-04-25 to 1995-10-16; source msha-controller-operator-history
- **operator_operates_mine:** K & M Coal Company Inc → K & M #17; 1995-10-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Meeks Alvin E & Edgar Allen King → K & M Coal Company Inc; 1995-10-17 to current/open; source msha-controller-operator-history