{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.ai-analytics.org/api/v1/msha/by-controller?name=David%20R%20Boyd","controller":"David R Boyd","_source":{"data_provider":"AI Analytics","data_provider_url":"https://api.ai-analytics.org","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-09-04T10:40:45.673Z"},"count":1,"truncated":false,"mines":[{"mine_id":"3102210","mine_name":"Dove Gray","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"NC","county_name":"Mcdowell","controller_name":"David R Boyd","operator_name":"Max Boyd & Son Stone  Co","num_employees":0,"primary_canvass":"Stone","canonical_url":"https://api.ai-analytics.org/mine/3102210"}]}