Coal company. Employee records, including wage reports (1938–1942), payrolls (1940–1947), records of orders and employees’ pay (1939–1948), and a time book (1942–1947); shipment records (1943–1947); correspondence (1941–1949); financial reports (1940–1947); expenses and sales accounts (1937–1946); and Bituminous Coal Producers Board reports (1939–1942), all from the Collins Coal Company in Krebs, Oklahoma.