# Relationship history for MSHA mine 3503438

Current hierarchy: **John L  Jersey II; Mike P  Wilkins → Eagle Star Rock Products LLC → Eagle Star Rock Products LLC**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Scott T  Parker → Eagle Star Rock Products LLC; 1990-10-10 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Columbia Road & Driveway Inc → Eagle Star Rock Products LLC; 1997-04-01 to 2001-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Scott T  Parker → Columbia Road & Driveway Inc; 1997-04-01 to 2001-06-30; source msha-controller-operator-history
- **operator_operates_mine:** Eagle Star Rock Products LLC → Eagle Star Rock Products LLC; 2001-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mike P  Wilkins  et al → Eagle Star Rock Products LLC; 2001-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mike P  Wilkins  et al → Eagle Star Rock Products LLC; 2001-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John L  Jersey II  et al → Eagle Star Rock Products LLC; 2001-07-01 to current/open; source msha-controller-operator-history