Dusty air and ill health
Subtitle: a study of prevalent ill health and causes
By: by Robert Hessler ...  Printed privately.
Publisher: Wm. B. Burford print.]
Published: 1912
Place of publication: [Indianapolis
Language: eng
Number of pages: 352
Subjects: Dust; Dust -- Microbiology; Hygiene
Notes: Microfilmed for preservation