# Relationship history for MSHA mine 3502630

Current hierarchy: **Graeme  O'Neill → Bayhorse Silver Inc → Bayhorse**

- 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:** Ibex Minerals Inc → Bayhorse; 1950-01-01 to 1980-10-31; source msha-controller-operator-history
- **controller_controls_mine:** Ibex Minerals Inc → Bayhorse; 1950-01-01 to 1980-10-31; source msha-controller-operator-history
- **controller_controls_operator:** Ibex Minerals Inc → Ibex Minerals Inc; 1950-01-01 to 1980-10-31; source msha-controller-operator-history
- **controller_controls_mine:** Cash H P → Bayhorse; 1979-07-01 to 1987-09-22; source msha-controller-operator-history
- **operator_operates_mine:** Mine Drivers Inc → Bayhorse; 1980-11-01 to 1981-06-22; source msha-controller-operator-history
- **controller_controls_mine:** Fred  Quimby → Bayhorse; 1980-11-01 to 1981-06-22; source msha-controller-operator-history
- **controller_controls_operator:** Fred  Quimby → Mine Drivers Inc; 1980-11-01 to 1981-06-22; source msha-controller-operator-history
- **operator_operates_mine:** Western Land & Resources Inc → Bayhorse; 1981-06-23 to 1983-05-17; source msha-controller-operator-history
- **controller_controls_mine:** Clemets Martin & D C R Nordstrom Et Al → Bayhorse; 1981-06-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Clemets Martin & D C R Nordstrom Et Al → Western Land & Resources Inc; 1981-06-23 to 1983-05-17; source msha-controller-operator-history
- **operator_operates_mine:** Cash Industries Inc → Bayhorse; 1983-05-18 to 1983-12-19; source msha-controller-operator-history
- **controller_controls_operator:** Cash H P → Cash Industries Inc; 1983-05-18 to 1983-12-19; source msha-controller-operator-history
- **operator_operates_mine:** Silver King Mines Inc → Bayhorse; 1983-12-20 to 2014-03-24; source msha-controller-operator-history
- **controller_controls_mine:** Silver King Mines Inc & Western Land & Resources I → Bayhorse; 1983-12-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Silver King Mines Inc & Western Land & Resources I → Silver King Mines Inc; 1983-12-20 to 2014-03-24; source msha-controller-operator-history
- **operator_operates_mine:** American Mining & Tunneling LLC → Bayhorse; 2014-03-25 to 2015-12-06; source msha-controller-operator-history
- **controller_controls_mine:** Steve  Elloway et al → Bayhorse; 2014-03-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steve  Elloway et al → American Mining & Tunneling LLC; 2014-03-25 to 2015-12-06; source msha-controller-operator-history
- **controller_controls_operator:** Cassandra  Elloway et al → American Mining & Tunneling LLC; 2014-03-25 to 2015-12-06; source msha-controller-operator-history
- **operator_operates_mine:** HRB Mining Services LLC → Bayhorse; 2015-12-07 to 2016-12-08; source msha-controller-operator-history
- **controller_controls_mine:** Graeme  O'Neill → Bayhorse; 2015-12-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Graeme  O'Neill → HRB Mining Services LLC; 2015-12-07 to 2016-12-08; source msha-controller-operator-history
- **operator_operates_mine:** Bayhorse Silver Inc → Bayhorse; 2016-12-09 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Graeme  O'Neill → Bayhorse; 2016-12-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Graeme  O'Neill → Bayhorse Silver Inc; 2016-12-09 to current/open; source msha-controller-operator-history