we've been talking to thomas goldwasser and he's brought some great books this morning. >> here is an example of a book that almost everyone knows, first edition of e.b. white's children's classic "charlotte's web." >> wow. >> it looks the same as the editions currently published for the most part. >> and you own that? >> yes. this is inventory of my store. so i brought it along. people look how do you tell first edition? in this case, it's pretty easy, it says first edition and the code of the month and the year that it was published. >> i see. >> and it's a book that-- >> would you sell it? >> oh, yeah, it's part of my inventory. >> okay. what price would you think you would get for it? >> oh, i would have to look to remember. this is $1250. this is a book you'll probably find more than one copy at the fair. it's not that rare, but it's loved so much and people really want to have it. >> okay. >> another book that's sort of in that same category, people enjoyed reading and found is this first edition of joseph heller's "catch 22". this copy is interesting because it's also signed by