The unknown factors in the ill effects of bad ventilation
By: Yandell Henderson
Contributors: Royal College of Surgeons of England
Publisher: s.n.
Published: 1912
Place of publication: Washington?
Language: eng
Subjects: Ventilation
Notes: 'Reprinted from the Transactions of the Fifteenth International Congress on Hygiene and Demography' - footnote.

Caption title.

This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

The Royal College of Surgeons of England.