| Description | Daily figures on output (tonnage, time worked, shifts worked at coal face, possible shifts, shifts for all workers) for weeks ending 18 Dec 1920-2 Apr 1921, with weekly answers to 8 questions as listed on first page (on men being fuly employed, any reason for men to return home, satisfactoriness of general attendance, any breakages during week, whether pit short of power, general facilities given to men to send out all coal possible, any complaints on sending dirt into stalls which hinder coal turning, and furthre remarks) |