“It’s possible,” conceded Anthony.
“There’s Ross back,” declared Bannister listening to the sound of approaching footsteps. “All right?” he queried.
“Everything O.K., sir,” answered the Sergeant.
“Any news come through for me from Seabourne?”
“None, sir.”
“I asked Sergeant Godfrey to keep me posted if anything important transpired.”
“Did you expect anything?”
“I gave Godfrey instructions to try to trace the purchase of the hydrocyanic acid—not that I think he’ll succeed,” he added sternly. “I’ll wager my kingdom that little dose of poison was bought a good many miles from Seabourne—even though there’s a signature in the ‘Poisons’ Book.’ ”
Ross nodded wisely. “Something to kill a dog, if you please, chemist?” he quoted sarcastically.
Bannister grinned in satirical appreciation. “Every time!” he exclaimed. “Well, Mr. Bathurst, what’s our programme now?”