# Relationship history for MSHA mine 3001284

Current hierarchy: **Joseph  Gottlieb Etal → MONTICELLO BLACKTOP CORP → MONTICELLO BLACKTOP CORP**

- 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:** Monticello Blacktop Corp → MONTICELLO BLACKTOP CORP; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Julius  Cohen → MONTICELLO BLACKTOP CORP; 1950-01-01 to 2014-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Julius  Cohen → Monticello Blacktop Corp; 1950-01-01 to 2014-03-31; source msha-controller-operator-history
- **controller_controls_mine:** John  Benas et al → MONTICELLO BLACKTOP CORP; 2014-04-01 to 2019-05-06; source msha-controller-operator-history
- **controller_controls_operator:** John  Benas et al → Monticello Blacktop Corp; 2014-04-01 to 2019-05-06; source msha-controller-operator-history
- **controller_controls_operator:** Joseph  Gottlieb et al → Monticello Blacktop Corp; 2014-04-01 to 2019-05-06; source msha-controller-operator-history
- **controller_controls_mine:** Joseph W Gottlieb et al → MONTICELLO BLACKTOP CORP; 2019-05-07 to 2021-01-31; source msha-controller-operator-history
- **controller_controls_operator:** Joseph W Gottlieb et al → Monticello Blacktop Corp; 2019-05-07 to 2021-01-31; source msha-controller-operator-history
- **controller_controls_operator:** John R Peckham et al → Monticello Blacktop Corp; 2019-05-07 to 2021-01-31; source msha-controller-operator-history
- **controller_controls_mine:** Joseph  Gottlieb Etal → MONTICELLO BLACKTOP CORP; 2021-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joseph  Gottlieb Etal → Monticello Blacktop Corp; 2021-02-01 to current/open; source msha-controller-operator-history