Experimental slotted cone valve

Made:
1912
maker:
Harry Alfred Gaydon
Experimental slotted cone valve soundbox.

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Experimental slotted cone valve soundbox.
Science Museum Group
© The Board of Trustees of the Science Museum

Experimental slotted cone valve soundbox.

Details

Category:
Sound Reproduction
Object Number:
1928-14
type:
valve
credit:
Gaydon, H.A.