# Relationship history for MSHA mine 3700200

Current hierarchy: **Jackson P  Despres → SMITHFIELD CRUSHING CO., LLC → SMITHFIELD PEAT**

- 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:** Jackson P  Despres → SMITHFIELD PEAT; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Joseph R Vinagro → SMITHFIELD PEAT; 1999-04-28 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** PATRIOT HAULING CO INC → SMITHFIELD PEAT; 2003-04-10 to 2003-05-28; source msha-controller-operator-history
- **controller_controls_operator:** Joseph R Vinagro → PATRIOT HAULING CO INC; 2003-04-10 to 2003-05-28; source msha-controller-operator-history
- **operator_operates_mine:** SMITHFIELD PEAT CO INC → SMITHFIELD PEAT; 2003-05-29 to 2017-11-07; source msha-controller-operator-history
- **controller_controls_operator:** Jackson P  Despres → SMITHFIELD PEAT CO INC; 2003-05-29 to 2017-11-07; source msha-controller-operator-history
- **operator_operates_mine:** SMITHFIELD CRUSHING CO., LLC → SMITHFIELD PEAT; 2017-11-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jackson P  Despres → SMITHFIELD PEAT; 2017-11-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jackson P  Despres → SMITHFIELD CRUSHING CO., LLC; 2017-11-08 to current/open; source msha-controller-operator-history