Artifact Details Title Duncan patent notebook (#447) Catalog Number 102725577 Type Document Date 1965-08-20-1970-01-27 Author Duncan, David M. Publisher Fairchild Semiconductor Identifying Numbers Document number 447 Extent Dated entries over 102 pages. Dimensions 12 x 10 inches Category Notebooks Collection Title Fairchild Semiconductor notebooks and technical papers Credit Gift of Texas Instruments Incorporated Lot Number X6464.2012