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Livres anciens et modernes

Post Office Engineering Department

Technical Pamphlets for Workmen. [Group E]. COMPLETE SET IN ORIGINAL WRAPPERS

HMSO, 1928-1938

80,50 €

Island Books

(Devon, Royaume-Uni)

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Mode de Paiement

Détails

Année
1928-1938
Auteur
Post Office Engineering Department
Éditeurs
HMSO
Thème
science, technology, post office, telephones, telephony, telecommunications
Langues
Anglais

Description

3 vols., 8vo., with illustrations and diagrams in the text; original blue wrappers, wire-stitched as issued, covers lightly dust-soiled else a remarkably well-preserved, bright, clean set. The set comprises E1: Automatic Telephony Step by Step Systems; E2: Automatic Telephony: Coder Call Indicator (C.C.I.) Working; E3: Automatic Telephony: Keysending 'B' Positions. COMPLETE GROUPS OF THIS NOTABLE AND HISTORIC SERIES ARE RARE.