Saw also a toy train big enough to pull children and a few adults. Would fain have had a ride on it, but I had no child with me, and feared that I might excite remark and even rebuke if I tried to pass myself off as a nursery-school type. The train had an excellent whistle which sent me, just as Sinatra sends the bobby-sockers. Whoo! it went, mellowly and invitingly: Whoo! Whoo!

The Diary of Samuel Marchbanks (1947)