see also: https://www.smithsonianmag.com/smart-news/brief-history-post-office-cats-180958061/ https://www.smithsonianmag.com/smart-news/brief-history-post... h

see also: https://www.smithsonianmag.com/smart-news/brief-history-post-office-cats-180958061/ https://www.smithsonianmag.com/smart-news/brief-history-post... https://www.bbc.com/news/uk-england-42098216 https://www.bbc.com/news/uk-england-42098216