Cross Reference Guide Ionization Gauge TubesCross Reference Guide Nude Ionization Gauge TubesCross Reference Guide Thermocouple GaugeTubesCross Reference Mark I Ion Source Replacement PartsCross Reference Mark II Ion Source Replacement PartsElectron Beam Gun Emitter, High Performance, Exploded ViewElectron Beam Gun Emitter, Multi Pocket, Exploded ViewElectron Beam Gun Emitter, Single Pocket, Exploded ViewIon Source Gas Distributor Material Selection GuideIon Source Mark II Cathode Tip Operating InstructionsIonization Gauge Operating ConditionsMG13 & MG14 Ion Multi Gauge ControllersMG15 Ion Multi Gauge ControllerSantovac 5 Shelf LifeThermocouple Controller TC801 Technical Data Sheet