ever now.”
“The oil’s all right. You get Ricin from the seeds of the Castor Oil plant. I believe I saw some Castor Oil plants in the garden this morning—big things with glossy leaves.”
“You mean that someone extracted the stuff on the premises. Could Hannah do such a thing?”
Tuppence shook her head.
“Doesn’t seem likely. She wouldn’t know enough.”
Suddenly Tommy gave an exclamation.
“That book. Have I got it in my pocket still? Yes.”
He took it out, and turned over the leaves vehemently.
“I thought so. Here’s the page it was open at this morning. Do you see, Tuppence? Ricin!”
Tuppence seized the book from him.
“Can you make head or tail