"On animals, yes."

"On human beings?"

"No, I have never made experiments on human beings."

"Have you also made a study of narcotics?"

The lawyer leaned forward over the table and looked at the witness between half-closed eyes.

"I have made experiments with narcotic herbs and plants," said Jasper, after a moment's hesitation. "I think you should know that the career which was planned for me was that of a doctor, and I have always been very interested in the effects of narcotics."

"You know of a drug called cannabis indica?" asked the counsel, consulting his paper.

"Yes; it is 'Indian hemp.'"

"Is there an infusion of cannabis indica to be obtained?"