{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Zukowski%20Joseph-James%20O'Brien","controller":"Zukowski Joseph-James O'Brien","_source":{"data_provider":"AI Analytics","brand_name":"MORVS","brand_url":"https://morvs.ai/","data_provider_url":"https://api.morvs.ai","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-10-05T10:17:17.519Z"},"count":1,"truncated":false,"mines":[{"mine_id":"3607332","mine_name":"Buck Slope","coal_metal_ind":"C","mine_type":"Underground","mine_status":"Abandoned and Sealed","state":"PA","county_name":"Schuylkill","controller_name":"Zukowski Joseph-James O'Brien","operator_name":"J & Z Coal Company","num_employees":0,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/3607332"}]}