Leave it blank. ISBNs did not exist in 1966. "Philosophers have merely interpreted the world in various ways; the point is to change it." Karl Marx table with 2 columns and 6 rows Subj: [bksvol-discuss] question about isbn Date: 4/29/2009 12:25:47 AM Eastern Daylight Time From: budschwab@xxxxxxxxxxx Reply-to: bksvol-discuss@xxxxxxxxxxxxx To: bksvol-discuss@xxxxxxxxxxxxx Sent from the Internet (Details) table end I am scanning a book published in 1966 and doesn't seem to have an isbn number. It has something called a card number but it's only about six or seven digits. Should I just leave that blank when it asks for an isbn when I send it in? Thanks. Bud Schwab W 6 Z Y P Malibu, California To unsubscribe from this list send a blank Email to bksvol-discuss-request@xxxxxxxxxxxxx put the word 'unsubscribe' by itself in the subject line. To get a list of available commands, put the word 'help' by itself in the subject line. ************** Access 350+ FREE radio stations anytime from anywhere on the web. Get the Radio Toolbar! (http://toolbar.aol.com/aolradio/download.html?ncid=emlcntusdown00000003)