Thermionics 1991 Vacuum Systems Components and Hardware Catalog.

Thermionics 2001 Vacuum Components and Systems Catalog

Non-Linear Systems 1991-1992 Catalog.

Lucas Weinschel Engineering 1991 RF + Microwave Components + Instruments Catalog

Colorado Data Systems 1991 Instrument on a Card Short Form Catalog.

Veeco Instruments Inc. 1991 Leak Detectors Catalog.

CVC Products, Inc. High Vacuum Components, Accessories, etc. Catalog

Thermionics 2001 Vacuum Components and Systems Catalog.