Repelentes Contra Mosquitos

The Destruction of Mosquitos

oil (the substance recommended as the panacea by the British Medical Journal). Celli's experience with this substance, however, by no means leads him to give it the first place. In making their very numerous experiments Celli and Casagrandi take as the criterion for judging the larvicidal action of any given substance, the time taken to kill the larvre, and they consider any substance inefficac...

What Mosquitos Smell These Days

The War against Mosquitos

To the Editor of "The Indian Medical Gazette." Sir,? Many thanks for publishing my letter about Mosquito Brigades. My book on this subject is now nearly out. I enclose a list of our publications, and sent you some days ago my First Progress Sierra Leone Report. Now we send Annett and Dutton's Filaria Report, which you will see is a valuable work. Well, I do not think much has yet been done agai...

Contra $beta^{*}$-continuous and almost contra $beta^{*}$-continuous functions

The notion of contra continuous functions was introduced and investigated by Dontchev. In this paper, we apply the notion of $beta^{*}$-closed sets in topological space to present and study a new class of functions called contra $beta^{*}$-continuous and almost contra $beta^{*}$-continuous functions as a new generalization of contra continuity.

Contra-ω-Continuous and Almost Contra-ω-Continuous