School hygiene and the laws of health : a textbook for teachers and students in training / by Charles Porter.

Licence: In copyright

Credit: School hygiene and the laws of health : a textbook for teachers and students in training / by Charles Porter. Source: Wellcome Collection.

Provider: This material has been provided by London School of Hygiene & Tropical Medicine Library & Archives Service. The original may be consulted at London School of Hygiene & Tropical Medicine Library & Archives Service.