I have a copy of this one -- definitely worth owning. http://cgi.ebay.com/Motorola-Intergrated-Circuit-Data-Book-1968_W0QQitemZ8723261842QQcategoryZ1247QQrdZ1QQcmdZViewItem eBay: Motorola Intergrated Circuit Data Book, 1968 (item 8723261842 end time Nov-20-05 17:53:19 PST) --Bill