{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Simpson%20Waldo%20H","controller":"Simpson Waldo H","_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":"2026-11-03T01:33:19.318Z"},"count":5,"truncated":false,"mines":[{"mine_id":"1507950","mine_name":"No 1 Surface Mine","coal_metal_ind":"C","mine_type":"Surface","mine_status":"Abandoned","state":"KY","county_name":"Leslie","controller_name":"Simpson Waldo H","operator_name":"Simpson & Brock Coal Company Inc","num_employees":null,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/1507950"},{"mine_id":"1509722","mine_name":"No 2 Surface","coal_metal_ind":"C","mine_type":"Surface","mine_status":"Abandoned","state":"KY","county_name":"Knox","controller_name":"Simpson Waldo H","operator_name":"Simpson & Brock Coal Company Inc","num_employees":null,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/1509722"},{"mine_id":"1510411","mine_name":"No 1","coal_metal_ind":"C","mine_type":"Underground","mine_status":"Abandoned and Sealed","state":"KY","county_name":"Leslie","controller_name":"Simpson Waldo H","operator_name":"Simpson & Brock Coal Company Inc","num_employees":0,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/1510411"},{"mine_id":"1512274","mine_name":"No 2 Mine","coal_metal_ind":"C","mine_type":"Underground","mine_status":"Abandoned","state":"KY","county_name":"Bell","controller_name":"Simpson Waldo H","operator_name":"Simpson & Brock Coal Company Inc","num_employees":null,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/1512274"},{"mine_id":"1512613","mine_name":"#3","coal_metal_ind":"C","mine_type":"Underground","mine_status":"Abandoned and Sealed","state":"KY","county_name":"Leslie","controller_name":"Simpson Waldo H","operator_name":"Simpson & Brock Coal Company Inc","num_employees":0,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/1512613"}]}