1981 ECG Semiconductors TTL Digital Integrated Circuits Data Manual

Philips ECG & National Semiconductor TTL Data Manual CMOS Databook

Sylvania ECG Semiconductors Digital Integrated Circuit Data Manual VTG Book

Texas Instruments The TTL Data Book For Design Engineers 1976 Second Edition

Motorola RF Semiconductors Data Manual (1980) Vintage Paperback 1st Edition

Vintage 1987 ECG Semiconductors Master Replacement Guide Catalog

Sylvania ECG Semiconductors Digital Integrated Circuit Data Manual *1st Edition*

Motorola RF Semiconductors Data Manual (1980) Vintage Paperback 1st Edition