Lewis Falley Allen,
Rural Architecture
“ They are of all colors, but are generally uniform in their color, whatever it be. Another kind, still, is the smooth terrier, of the same sizes as the last; a very pretty dog indeed; with a kinder disposition to mankind; yet equally destructive to vermin, and watchful to the premises which they inhabit, or of whatever else is put under their charge. The fidelity of the terrier to his master is wonderful; equal, if not superior to any other dog whatever. In courage and perseverance, in hardihood, and feats of daring, he has hardly an equal ”
