# Relationship history for MSHA mine 0503054

Current hierarchy: **Robert D  Fabrizio → Empress Gold Mining and Milling Inc → Stanley Mine**

- 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:** Stanley Gold Mines Company Ltd → Stanley Mine; 1950-01-01 to 1980-02-29; source msha-controller-operator-history
- **controller_controls_mine:** Furstenberg Peter J → Stanley Mine; 1950-01-01 to 1980-02-29; source msha-controller-operator-history
- **controller_controls_operator:** Furstenberg Peter J → Stanley Gold Mines Company Ltd; 1950-01-01 to 1980-02-29; source msha-controller-operator-history
- **controller_controls_mine:** Tatum Jim → Stanley Mine; 1978-03-09 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Equity Gold Inc → Stanley Mine; 1980-03-01 to 2009-03-31; source msha-controller-operator-history
- **controller_controls_operator:** Tatum Jim → Equity Gold Inc; 1980-03-01 to 2009-03-31; source msha-controller-operator-history
- **operator_operates_mine:** Empress Gold Mining and Milling Inc → Stanley Mine; 2009-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Robert D  Fabrizio → Stanley Mine; 2009-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert D  Fabrizio → Empress Gold Mining and Milling Inc; 2009-04-01 to current/open; source msha-controller-operator-history