What do you do when you’re on a weeks-long trip, wedged into the hold of a Liberty ship? The inevitable boredom was apparently enough of a concern that the US Army made up crates of amusements for soldiers embarking for overseas service. Some of them make perfect sense, like small, portable musical instruments, or a collection of books. One wonders, however, where is there enough space to have a baseball game without losing the ball? Here is a selection of some of the more interesting sets pictured, with descriptions in the captions.