Page "Hallowe'en Party" Paragraph 8

Hercule Poirot continues his investigation by interviewing Dr. Ferguson, who tells Poirot that Joyce was once his patient.

When Poirot goes Elms School, he is greeted by the headmistress, Miss Emlyn.

Meanwhile, a mathematics teacher named Elizabeth Whittaker, who was also present at the party, gives Hercule Poirot an important piece of evidence when she reveals that while the party-goers were playing Snapdragon, Elizabeth went out to hall and saw Rowena Drake coming out of the lavatory on the first floor landing.

Rowena stood for a moment before coming downstairs, looking startled by something or someone she may have seen in the open door of the library, and then dropped the flower vase she was holding.

Other suggestive pieces of evidence include the fact that Lesley Ferrier had previously been suspected of forgery.

Were Lesley and Olga working together to secure Mrs. Llewellyn-Smythe's inheritance?