# Relationship history for MSHA mine 2700239

Current hierarchy: **James W  Morrill → French Pond Crushing Inc → FRENCH POND CRUSHING, 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:** French Pond Crushing Inc → FRENCH POND CRUSHING, INC.; 1980-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** James W  Morrill → FRENCH POND CRUSHING, INC.; 1980-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James W  Morrill → French Pond Crushing Inc; 1980-07-01 to current/open; source msha-controller-operator-history