Would this apply to his mistress who had a daughter by him? Maybe not as she was married to someone else at the time and married someone else later!
https://www.mirror.co.uk/news/politics/drugs-love-child-affairs-new-18349295
“Single mothers were deemed “uppity and irresponsible” and working class men “feckless and hopeless” in a column which has now resurfaced. …”