Speculative books and others that are 175-250 pages (50 to 70,000 words)

I've read many great books that are longer but they all inevitably drag at points. Maybe there was one (needless) twist too many. Or one too many obstacles for the protagonist. Or endless description. Iain Reid's Foe and We Spread are the perfect length. So is Robert Bloch's Psycho. I didn't fell like I was [...]