Artifact Details Title 4-layer diode type AD Catalog Number 102747140 Type Physical object Manufacturer Shockley Semiconductor Laboratory Identifying Numbers Other number 95 On lable on top of can Dimensions overall: 1/4 in x 1/4 in x 1 1/4 in Category Component/diode Credit Gift of Arnold and Mabel Beckman Foundation Lot Number X6046.2011