R. Austin Freeman, The Red Thumb Mark — Chapter IX (1924)
“ He then went on to give me a few particulars of his prison life, and when he had chatted for a quarter of an hour or so, I took my leave to make way for Miss Gibson.Her interview with him was not as long as I had expected, though, to be sure, the conditions were not very favourable either for the exchange of confidences or for utterances of a sentimental character. The consciousness that one's conversation could be overheard by the occupants of adjacent boxes destroyed all sense of privacy, to say nothing of the disturbing influence of the warder in the alley-way. ”
