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Diagram of the Lanchester speaker
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Diagram of the Lanchester speaker "Sp.Sen" (rolling ring centering)
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Image Details
| Title | Diagram of the Lanchester speaker |
|---|---|
| Creator | Unknown |
| Date of Creation | c.1910 |
| Description | Diagram of the Lanchester speaker "Sp.Sen" (rolling ring centering) |
| Archive Reference | LAN/2/15/1 |
| Media | Lantern slide |
| Dimensions | N/A |
