The JP switchgear book.
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| Format: | Book |
|---|---|
| Language: | English |
| Published: |
London :
Johnson & Phillips,
[195-?]
|
| Edition: | 2nd ed. |
| Subjects: |
| Item Description: | Cover title: The J. & P. switchgear book. Includes index. |
|---|---|
| Physical Description: | viii, 148 p. : ill. ; 23cm. |