Written on the object and on a piece of tape attached to the object
Dual 4input NAND
Written on the object
Stamped on the top of most of the integrated circuits
overall: 1/2 in x 1/2 in x 23 1/2 in
The object consists of a clear plastic packet containing 30 integrated circuits, each .5 inches by .75 inches with 14 pins. Most of the integrated circuits (but not all) were manufactured by Texas Instruments with part number 74S20N. Some were manufactured by Sygnetics. Some labels are unreadable.