Precision Gage Inc Ultra Precision Vari-Roll Gear Checking Equipment Catalog.

1958 Waveline Inc. Microwave Test Equipment Catalog

TMI Testing Machines Inc., Catalog.

United Testing Systems, Inc. Mechanical Testing Machines Bulletin #20 (Catalog).

Magtrol Motor Testing Equipment Catalog.

Sealant Equipment & Engineering, Inc. 1994 Catalog.

Tektronix Television Products Catalog March 1973 Broadcast Test Equipment

Tektronix 1970 Products Catalog August Supplement Vintage Test Equipment