eite 18.
Dave Rimmer: "This lamp is a Davy made by Joseph Cooke of Birmingham. Cooke made lots of la... jpg?direct&220|}}
----
**C.E.C.** Manufactured by Commercial Enerineering Co. Commercial Street, B... d & Best LTD Hailwoods Improved lamp from **Thoresby Colliery**
|{{:grubenlampen:wetterlamp:uk_mining_lamp:thoresby_hailwoods:thoresby_hailwood_1a.jpg?145|}}|{{:grub
p:wp:w_p.jpg?400|}}|Minature Miners lamp produced by W and P of Birmingham (Burt Brothers, Edward Stre... rham, England, on 16 February 1909. It was caused by too much methane gas in the air which caused a si
E CHARACTERISTICS AND USE OF LEAD-ACID CAP LAMPS. by M.F. Cowiishaw]]|
|:::|:::|[[https://karl-heupel.... e 3 watts. The light from this source is focussed by a unique reflector that gives a spot of 5000 lux