GEC K 1020

ANNUNCIATOR SWITCHBOARD
WALL PATTERN WITH OPERATOR'S OUTFIT

Single or double line types in Magneto or Battery ringing.

Available in 6, 8, 10, 15 or 20 line variants.

Taken from the Peel Conner Illustrated Telephone Catalogue 9th edition (1904)

Last revised: July 30, 2025