Preliminary report on the killing of rats and rat fleas by hydrocyanic acid gas /
Stevenson, William David Henderson,1878-
India.Army.
Calcutta : Superintendent Government Printing, India,
1910.
"Issued under the authority of the Government of India by the Sanitary Commissioner with the Government of India, Simla."
Includes bibliographical references.
Fleas
Hydrocyanic acid.
Rats