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Actions	Details Remove from selection Add to selection Title A.l.s. to W H Preece from R S Culley Reference UK0108 NAEST 020/039 Date 1872-09-18 Scope and Content A.l.s. to W H Preece from R S Culley, referring to symbols used in duplex working. With reply from Preece, and further message from Culley. Physical description Number of pieces: 1, Pages/folios: 1 Language English. Persons keyword Culley Richard Spelman, Beaufort 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 020/039 A.l.s. to W H Preece from R S Culley

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Title
A.l.s. to W H Preece from R S Culley
Reference
UK0108 NAEST 020/039
Date
1872-09-18
Scope and Content
A.l.s. to W H Preece from R S Culley, referring to symbols used in duplex working. With reply from Preece, and further message from Culley.
Physical description
Number of pieces: 1, Pages/folios: 1
Language
English.
Persons keyword
Culley Richard Spelman, Beaufort
Subject
Telegraph equipment
Conditions governing access
Open
Level of description
file

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