"Every element of army hygiene, diet, shelter, ventilation, latrines, clothing, rest periods, provision of orderlies, was to be codified. Miss Nightingale, drawing upon excellent advice from her Crimea cronies, provided the codes. Together the Notes constitute an astonishing example of her gift for imagining palpable needs and assembling workable remedies. She was creating a self-acting, self-regulating system, embodying individual will-power in action, designed to secure the maximum output of useful work for the total money and manpower expended."