Ravensdene Court by J.S. Fletcher

I could not repress an unconscious, involuntary start on hearing this remarkable declaration; it seemed to open, as widely as suddenly, an entirely new field of vision; it was as if some hand had abruptly torn aside a veil and shown me something that I had never dreamed of. And Baxter laughed, significantly.

"That strikes you, Middlebrook? " he said.