Grinnell quartzoid bulb sprinkler, 1927

Grinnell quartzoid bulb sprinkler, 1927

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Grinnell quartzoid bulb sprinkler, 1927
Science Museum Group
© The Board of Trustees of the Science Museum

Grinnell quartzoid bulb sprinkler, 1927

Details

Category:
Firefighting
Object Number:
1967-441
type:
sprinkler
credit:
Butler, M.