Batteries not included (but neither should they be required)

So, I’m a bookseller. I research prices on-line of equivalent condition and edition exemplars of each and every book I hope to catalog for listing and sale on-line. My search this morning for “Mark Twain” and “The Adventures of Tom Sawyer” returned “17,000+ results.” SecondSale is offering their Good condition softcover copy of the Revised Edition of the Signet Classic Series Edition, published in...