# Relationship history for MSHA mine 3301665

Current hierarchy: **Timothy G  Brown → Stewart & Reichman Inc. → STEWART & REICHMAN INC.**

- 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

- **operator_operates_mine:** Stewart & Reichman Inc → STEWART & REICHMAN INC.; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Timothy G  Brown → STEWART & REICHMAN INC.; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Timothy G  Brown → Stewart & Reichman Inc; 1950-01-01 to current/open; source msha-controller-operator-history