Categories 1900-1949 Adverts A Window Cleaning Warning, 1921 Post author By Estelle Post date April 14, 2015 Burnley Express, 19th November, 1921 A warning from 1921 informing the public which window cleaners were covered by accident insurance in Burnley. It’s a good point actually. Who checks whether your window cleaner has insurance these days? Burnley Express, 19th November, 1921 Tweet Tags 1921, advert, Lancashire, window cleaners By Estelle I am Estelle, a small person who lives in Liverpool. I love all books apart from "The World According to Clarkson". Also very keen on comedy, cooking, octopods and other small people. View Archive → ← Kellogg’s Problem, 1941 → No She Didn’t, 1937