A file of documents relating to working after air-raid sirens in Birmingham. Documents in the file include a survey of firms by district, produced by the Birmingham and District Local Production Defence Committee. The survey covers the names and locations of the firms; the employment of night shifts; the spotter system used, including spotters who are continuous or on alert; the timings of workers taking shelter, including movement on alert or during imminent danger; estimates of the production time lost; the timings of the resumption of work, including resumption on the spotter's signal or at the "all-clear"; and remarks on the findings, including the demographics of those taking shelter at certain times, such as female and elderly workers. The firms covered include engineering firms; aircraft manufacturers; motor manufacturers; metalworking firms, including iron, steel, and aluminium work; millers; electrical engineers; battery manufacturers; camera manufacturers; and rubber producers.
administration, air raids, aircraft, air-raid precautions, air-raid shelters, air-raid wardens, air-raid warnings, aluminium, bomb damage, cereals, demographics, electricity, employment, engineering, factories, female labour, fires, industrial equipment, industrial production, industrial workers, industry, iron, labour supply, lighting, local authorities, metals, milling, motor vehicles, old age, productivity, rubber, steel, surveys, working conditions, working hours