"Back of his head."
The old man sat back with pursed lips.
"Did he talk about last night?" he went on again suddenly.
"Not a word."
"Ah!"
Mr. Morton burst into a rude uproarious laugh.
"Upon my word!" he said. "I think, Cathcart, you're the most amazingly—"
The other held up a gloved hand in deprecation; but he did not seem at all ruffled.
"Yes, yes; we can take all that as said.... I'm accustomed to it, my dear fellow. Well, I saw Miss Deronnais, as I told you I should in my note.... You're quite right about her."
"Pleased to hear it, I'm sure," said Mr. Morton solemnly.