Patt.22 Front of House Spotting Arc  (1916 - 1925)
Strand


Heavy-type, 30-50 Amps.
30/40A Carbon Arc Front of House Spotting Arc, integral blackout shutter, 6 x 8-in plano-convex lens, rack and pinion focus. Lined teak housing.

Introduced c1916, replaced c.1925 by Patt.42

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