A lovely find in the New York Public Library: a box containing patron requests from the 1940s to the 1980s, all carefully written out or typed up. Imagine the stories behind them!
Here’s one particularly intriguing one, taken from the website:
Want to see more? Check here: http://hyperallergic.com/171743/what-people-asked-the-new-york-public-library-before-google/