Artifact Details Title Sum that is Philips, The Catalog Number 102700771 Type Document Date 1983 Author Philips Contributor Ellis, Jonathan, Text Overkleeft, Dick, Text Publisher Philips Place of Publication Eindhoven, The Netherlands Extent 69 p. Category Book Collection Title Don Liddie papers on Signetics Credit Gift of Donald F. Liddie Signetics Collection Lot Number X4609.2008