"(If covers and contents alike are in unsightly condition, the usual, slightly desperate, description, is reading copy.)"
"Mere readers will prefer to remember the note printed, in Greek and Latin, on the otherwise blank leaf A9 of the Aldine Isocrates of 1513, which, freely translated, reads: ‘This leaf is an integral part of the book, but cut it out if it bothers your reading, for it is nothing’."
"Worming, provided it is not in battalion strength, is considered by many collectors a less offensive blemish than dirt or browning. And since the worm normally ate steadily through the leaves, his track is occasionally useful in detecting made-up copies."
"SAMMELBAND: A German word for books in which two or more bibliographically distinct works are bound together within the same covers."