Original 1941 edition of Definitions & Formulae for Students (Telegraphy and Telephony) by E. Mallett, published by Sir Isaac Pitman & Sons Ltd. A useful vintage technical reference covering telegraphy, telephony, electrical theory, circuits, and formulae. An excellent addition for collectors of telecommunications history, engineering books, or vintage technical publications.
Specifications
Title: Definitions & Formulae for Students (Telegraphy and Telephony)
Author: E. Mallett
Publisher: Sir Isaac Pitman & Sons Ltd.
Publication Year: 1941
Format: Softcover booklet
Language: English
Subject: Telegraphy, Telephony, Electrical Engineering, Technical Reference
Condition
Used, good condition. The covers show age-related wear, creasing, edge wear, and marks. Pages are complete with age toning and some light foxing, but remain clean and fully readable. Previous owner's name is written inside the front cover. Please study the photographs carefully for the overall condition.