📦 Description

The ISDN Literacy Book by Gerald L. Hopkins. Technical reference explaining Integrated Services Digital Network (ISDN) technology, telecommunications networking concepts, and digital communication systems. Pre-owned copy in good used condition with light shelf wear consistent with age. Binding remains solid and pages appear clean with no major writing or highlighting observed. A useful reference for telecommunications students, networking professionals, or collectors of vintage technology books.

🔑 Keywords

ISDN networking book, telecommunications reference, digital network systems, Gerald Hopkins telecom book, networking technology book, telecom engineering reference, vintage networking manual, digital communications book, networking textbook, telecommunications study guide