Wiktionary
case-book
n. (alternative spelling of casebook English)
Usage examples of "case-book".
But worse than that for our purposes was his case-book showing long-drawn-out histories of general bilious indisposition, melancholy, taedium vitae sometimes reaching mere despair, extreme irascibility: all this with no known agent, though autopsy showed an enlarged quadrate lobe studded with yellow nodules the size of a pea.