Books by Gerhard, Wm. Paul
Questionnaire and score card a
Questionnaire and score card applicable in choosing a country property
What farmers can do to assist in the campaign against flies and mosquitoes
The water supply, sewerage and plumbing of modern city buildings
Sanitation and sanitary engineering
The superintendence of piping installations in buildings
A half-century of sanitation,
A half-century of sanitation, 1850-1899
The safety of theater audience
The safety of theater audiences and of the stage personnel against danger from fire and panic
Theatre fires and panics: their causes and prevention
Guide to sanitary house-inspec
Guide to sanitary house-inspection; or, Hints & helps regarding the choice of a healthful home in city or country
The modern rain-bath
The modern rain-bath
The disposal of sewage of isolated country houses
Recent practice in the sanitary drainage of buildings
Report upon the improvements t
Report upon the improvements to be made at the Washington City Orphan Asylum
House drainage as constructed
House drainage as constructed by the Durham House Drainage Co. of New York