Good novels that are 300 pages or less?

I recently discussed my relatively slow reading speed in another thread, so it may come as no surprise that when it comes to novels I prefer them to be on the shorter side. But it's come to my attention that most novels are really quite large and by my unscientific observation, they seem to be getting larger. Just consider that Of Mice and Men is only 112 pages. Or that...

Good novels that are 300 pages or less?