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Actions	Details Remove from selection Add to selection Title Rough sketch of Stearns' duplex system Reference UK0108 NAEST 020/074 Date 1873-07-20 Scope and Content Pen and ink sketch of Stearns' duplex system, with notes. Describes as "Stearns' connections at HW." Notes include information on the shunts and the efficiency of the system. Physical description Pages/folios: 1 Language English. Persons keyword Stearns Joseph Barker 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 020/074 Rough sketch of Stearns' duplex system

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Title
Rough sketch of Stearns' duplex system
Reference
UK0108 NAEST 020/074
Date
1873-07-20
Scope and Content
Pen and ink sketch of Stearns' duplex system, with notes. Describes as "Stearns' connections at HW." Notes include information on the shunts and the efficiency of the system.
Physical description
Pages/folios: 1
Language
English.
Persons keyword
Stearns Joseph Barker
Subject
Telegraph equipment
Conditions governing access
Open
Level of description
file

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