copybook
notebook
exercise book
examination book
laboratory notebook
https://source.unsplash.com/featured/?copybook#.png
/suto3/google.iconcopybook
/suto3/Google画像検索.iconcopybook
/suto3/Google定義検索.icon copybook
/suto3/wikipedia.iconcopybook
/suto3/weblio.icon copybook
/suto3/kotobank.icon copybook
/suto3/jisho.icon copybook