National VL-215 Series / VL-315 Series Intercom System Brochure & National VL-215-315 Series + 218 + 219 Operating Instructions. Circa 1978-Original rarest

National VL-215 Series / VL-315 Series Intercom System Brochure & Operating Instructions-No: LCD-78-014 Distributed in Australia by Nationwide Communication Equipment Pty Ltd, Caulfield-Original 4 page foldup A4 brochure. With National VL-215-218 & 219 Intercom Operating Instruction Book-C0578-0 YVL-215XOMA-Matsushita Electric Trading Co Ltd in Japan-Printed in Japan with some pen markings (Original)