Anyplace that sells older Intel chips certainly has them. Jameco, in particular, has both the "regular" and CMOS versions, and with a choice of speed grades: 52724 8255 IC,MPU,8255(D71055C NEC) 3.95 3.59 _____ 52732 8255A-5 IC,MPU,8255A-5(8255AC-2 NEC) 4.95 4.49 _____ 52417 82C55A IC,MPU,82C55A (MB89255A) 3.95 3.59 _____ 52425 82C55A-5 IC,MPU,82C55A-5 3.95 3.59 _____ -- Tim Shoppa Email: shoppa(a)trailing-edge.com Trailing Edge Technology WWW: http://www.trailing-edge.com/ 7328 Bradley Blvd Voice: 301-767-5917 Bethesda, MD, USA 20817 Fax: 301-767-5927