E. R. Punshon, The Bittermeads Mystery — Chapter 19 (1922)
“ For all his efforts he could not keep his anxiety entirely out of his voice as he said this, and recognizing that thereby he had perhaps risked rousing some suspicion in the other's mind, he added:—“And her mother—the young lady and her mother, how much do they know?”“Oh,” answered Deede Dawson, with his false laugh and cold-watchful eyes. “My wife knows nothing at all, but Ella's the best helper I've ever had. She looks so innocent, she can take in any one, and she never gives the show away, she acts all the time. A wonderful girl and useful—you'd hardly believe how useful.” ”
