A Marsaut safety lamp, Type 2a Haydock pattern, made by :- Davis Derby. A HCP type lamp, with baffled bonnet, 4 pillars pneumatic lock ( missing spring pillar ) , 2 inner gauzes and electric ignition through the base. , , , , Missing internal ignition wire and makers badge. Made of brass and steel. Inscription :- Davis Derby " 91 ". Maker :- John Davis and Son, All saints Works,Derby in 1940s. It is in good condition. It was possibly used in Westerhope Colliery.