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Title
A.l.s. to W H Preece from E Graves
Reference
UK0108 NAEST 020/045
Date
1873-06-28
Scope and Content
A.l.s. to W H Preece from E Graves, referring to his experiments with Preece's duplex equipment.
Physical description
Number of pieces: 1, Pages/folios: 1
Language
English.
Persons keyword
Graves Edward
Subject
Telegraph equipment
Conditions governing access
Open
Level of description
file

Hierarchy browser

110000001
NATIONAL ARCHIVE FOR ELECTRICAL SCIENCE AND TECHNOLOGY
contains 322 parts
- UK0108 NAEST 020
  Baker Collection: Papers of Sir William Henry Preece
  contains 213 parts
  - UK0108 NAEST 020/045
    A.l.s. to W H Preece from E Graves

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