"A hospital ... is like a roosting box: a communal space that provides ideal but temporary shelter for [the] vulnerable." In the aftermath of the First World War, a cash register factory in the west end of Toronto was renovated to treat wounded soldiers returning from war. From 1919 to the 1940s, thousands of soldiers passed through its doors. Some spent the remainder of their lives there. The Roosting Box is an exquisitely written history of...