# Relationship history for MSHA mine 3300010

Current hierarchy: **Carmeuse Holding SA → Carmeuse Lime Inc → Millersville Operations**

- 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

- **operator_operates_mine:** J E Baker Company → Millersville Operations; 1950-01-01 to 1983-04-20; source msha-controller-operator-history
- **controller_controls_mine:** David  Manchester → Millersville Operations; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David  Manchester → J E Baker Company; 1950-01-01 to 1983-04-20; source msha-controller-operator-history
- **controller_controls_mine:** Steetley PLC → Millersville Operations; 1979-04-01 to 1992-02-29; source msha-controller-operator-history
- **operator_operates_mine:** Steetley Quarry Products U S Inc → Millersville Operations; 1983-04-21 to 1992-02-29; source msha-controller-operator-history
- **controller_controls_operator:** Steetley PLC → Steetley Quarry Products U S Inc; 1983-04-21 to 1992-02-29; source msha-controller-operator-history
- **operator_operates_mine:** Redland Quarries Us Inc → Millersville Operations; 1992-03-01 to 1998-02-10; source msha-controller-operator-history
- **controller_controls_mine:** Redland Plc → Millersville Operations; 1992-03-01 to 1998-02-10; source msha-controller-operator-history
- **controller_controls_operator:** Redland Plc → Redland Quarries Us Inc; 1992-03-01 to 1998-02-10; source msha-controller-operator-history
- **controller_controls_mine:** Carmeuse Holding SA → Millersville Operations; 1997-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Lafarge Lime Ohio Inc → Millersville Operations; 1998-02-11 to 2000-03-29; source msha-controller-operator-history
- **controller_controls_mine:** Lafarge S A → Millersville Operations; 1998-02-11 to 2000-03-29; source msha-controller-operator-history
- **controller_controls_operator:** Lafarge S A → Lafarge Lime Ohio Inc; 1998-02-11 to 2000-03-29; source msha-controller-operator-history
- **operator_operates_mine:** Millersville Lime Inc → Millersville Operations; 2000-03-30 to 2001-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Lafarge SA → Millersville Operations; 2000-03-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lafarge SA → Millersville Lime Inc; 2000-03-30 to 2001-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Carmeuse Holding SA → Millersville Lime Inc; 2000-03-30 to 2001-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Carmeuse Lime Inc → Millersville Operations; 2002-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Carmeuse Holding SA → Carmeuse Lime Inc; 2002-01-01 to current/open; source msha-controller-operator-history