Germs and disease / notes and cartoons by G. Rutherford.

Brown paper envelope that originally contained the 24 educational flash cards and a sheet of captions for teaching people about the dangers of poor hygiene and sanitation, bacteria and how to avoid infectious diseases (tuberculosis, pneumonia, typhoid, dysentery, cholera, malaria, elephantiasis, plague, smallpox, diphtheria, tetanus, whooping cough and kala-azar) using simple diagrams of stick people.