North Atlantic AC and Synchro Instrumentation Catalog.

NA - North Atlantic Industries, Inc. Catalog No. 9 - 1970s?

Philips Catalog ~ Test and Measuring Instruments Catalogue 1974

North Atlantic Industries, Inc. Condensed Catalog #11.

Wavetek Electronic Test + Calibration Instrumentation Catalog

North Atlantic 5330 Resolver/Synchro Simulator Operators Manual

North Atlantic Instruments Instrumentation + VXI Product Catalog

North Atlantic Industries, Inc. 1972 Catalog.