4

Effect of Pressure upon Sludge Digestion

Year:
1929
Language:
english
File:
PDF, 406 KB
english, 1929
5

SOLUBILITY OF OXYGEN IN SEA WATER.

Year:
1911
Language:
english
File:
PDF, 305 KB
english, 1911
7

THE RESULTS OF STUDIES UPON THE DUST AND BACTERIA CONTENT OF THE AIR OF CITIES

Year:
1915
Language:
english
File:
PDF, 1.24 MB
english, 1915
8

SOME PRELIMINARY STUDIES IN AIR WASHING AND ITS RESULTS

Year:
1913
Language:
english
File:
PDF, 1.33 MB
english, 1913