This is a black and white image of a Texas Instruments TMS 1000 die shot. Written on the front side of image at the top edge is "top" in blue ink. Written on verso side on white label in blue ink is "TMS 1000 '1000' indicates original design (before 'A', 'B', etc. revisions) G Boone 100496" and in red ink on green post it note "Texas Instruments TMS 1000".