Two children stand on a fence and wave a handkerchief at a passing steam train. Date: 1923 Alamy Stock Photos Looks like a famous photo. With each waving a white handkerchief, I wonder if they were in distress. Googled. Couldn't find anything more.
It's on the cover of one edition of the book, The Railway Children, a children's book by Edith Nesbit. That's all I know.