Title
A.l.s. to C H Kerry from W H Preece
Reference
UK0108 NAEST 020/067
Date
1873-06-16
Scope and Content
A.l.s. to Mr C H Kerry from W H Preece, referring to Kerry's experiments with a double relay. Requests Kerry to remove the pole pieces on the back of the relay, to see if this improves matters. With manuscript reply from Kerry dated 17 June, giving results of using relay with the pole pieces close to the armature.
Physical description
Number of pieces: 1, Pages/folios: 1
Language
English.
Persons keyword
Subject
Conditions governing access
Open
Level of description
file
