Micro-organisms in the air of public buildings and conveyances, due to improper methods of cleaning
By: by Elmer W. Firth
Publisher: [publisher not identified]
Published: 1899
Place of publication: New York
Language: eng
Number of pages: 31
Subjects: Public buildings; Cleaning; Environmental aspects; Air; Microbiology
Notes: "Submitted in partial fulfilment of the requirements for the degree of Doctor of Philosophy in the University Faculty of Pure Science."

Biblioglraphy: p. 31-[1] (last group)