Read "The Case of the Lever Key" by Arthur Morrison online for free on Textopian. Full text with search, annotations, highlights, and AI-powered reading aids.
After Martin Hewitt had rushed off to St. Augustine's Hospital with the key, the envelope, and the cypher I had brought him, I heard nothing of him till dusk fell -- about six. Then I received this telegram:
"Cypher read. Most interesting case. If you can spare an hour be outside 120 Broad Street at six thirty. -- Hewitt."