Stephen looked at his housemaid, bewildered.
"Why didn't you?"
"I thought it was your mistake and that I'd better tell you."
"You say the solution was all right yesterday?"
"I think so."
"It didn't burn?"
"No; I'm sure it didn't."
His gaze held Ellen's eyes helplessly. He tried vainly to remember her name, but at any rate her name didn't matter.
"Was this bottle in its usual place?"