{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Holm%20Norman%20D","controller":"Holm Norman D","_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":"2026-10-02T11:14:01.442Z"},"count":5,"truncated":false,"mines":[{"mine_id":"2100523","mine_name":"H & S Asphalt Company","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"MN","county_name":"Anoka","controller_name":"Holm Norman D","operator_name":"H & S Asphalt Company","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/2100523"},{"mine_id":"2100638","mine_name":"Elk River Pit","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"MN","county_name":"Sherburne","controller_name":"Holm Norman D","operator_name":"N D H Inc","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/2100638"},{"mine_id":"2101823","mine_name":"Nemeth Pit & Mill","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"MN","county_name":"Sherburne","controller_name":"Holm Norman D","operator_name":"H & S Asphalt Company","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/2101823"},{"mine_id":"2102826","mine_name":"Scandia Pit #7353","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"MN","county_name":"Washington","controller_name":"Holm Norman D","operator_name":"H & S Asphalt Company","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/2102826"},{"mine_id":"2102833","mine_name":"101 Pit","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"MN","county_name":"Wright","controller_name":"Holm Norman D","operator_name":"H & S Asphalt Company","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/2102833"}]}