# Relationship history for MSHA mine 3608243

Current hierarchy: **New Enterprise Stone & Lime Company Inc; New Enterprise Stone & Lime Com → Eastern Industries Inc → EASTERN INDUSTRIES INC. MT BETHE**

- 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:** Stabler Companies Inc → EASTERN INDUSTRIES INC. MT BETHE; 1950-01-01 to 2008-01-31; source msha-controller-operator-history
- **operator_operates_mine:** Penn Jersey Paving Materials Inc → EASTERN INDUSTRIES INC. MT BETHE; 1991-04-01 to 1995-07-31; source msha-controller-operator-history
- **controller_controls_mine:** William F Wismer → EASTERN INDUSTRIES INC. MT BETHE; 1991-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** William F Wismer → Penn Jersey Paving Materials Inc; 1991-04-01 to 1995-07-31; source msha-controller-operator-history
- **operator_operates_mine:** Penn Jersey Materials → EASTERN INDUSTRIES INC. MT BETHE; 1995-08-01 to 1996-08-25; source msha-controller-operator-history
- **controller_controls_mine:** Steven J Kolbe → EASTERN INDUSTRIES INC. MT BETHE; 1995-08-01 to 1996-08-25; source msha-controller-operator-history
- **controller_controls_operator:** Steven J Kolbe → Penn Jersey Materials; 1995-08-01 to 1996-08-25; source msha-controller-operator-history
- **operator_operates_mine:** Eastern Industries Inc → EASTERN INDUSTRIES INC. MT BETHE; 1996-08-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stabler Companies Inc → Eastern Industries Inc; 1996-08-26 to 2008-01-31; source msha-controller-operator-history
- **controller_controls_mine:** New Enterprise Stone & Lime Company Inc → EASTERN INDUSTRIES INC. MT BETHE; 2008-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** New Enterprise Stone & Lime Company Inc → Eastern Industries Inc; 2008-02-01 to current/open; source msha-controller-operator-history