Mine Safety Appliances Co. Ltd Type W8 methanometer
circa 1960
Methanometer type G70 MK1
Orsat gas analysis aparatus
Methanometer made by M. S. A.
J H Naylor Ltd. McLuckie Methanometer
circa 1950
CEAG methanometer
Mine Safety Appliances Co. carbon monoxide indicating tubes
1953
Carbon monoxide detector
English Electric automatic firedamp detector
'Ringrose' methanometer
Methane recorder, coal mining.
Methane meter from Old Meadows
Mine Safety Appliances Co. Ltd bench type W-8 methane detector
circa 1955
Duguids Ltd Hay's type portable gas analyzer
circa 1960
Gas chromatograph
Gas detection equipment
Methanometer made by Becorit
Carbon monoxide indicator tubes
'MSA' methane detector from Oldham Meadows Colliery
Mine Safety Appliances Co. Ltd carbon monoxide indicating tubes
1959
Mines Safety Appliances Co. Ltd MSAS3 methane tester with cap lamp
Mine Safety Appliances Co. Ltd type MSAS1 methane tester prototype
1956
'Shorts Gas Leak Indicator' by Abbott
1997
Ringrose type 1 1/4 - 3% gas sentinel alarm
Carbon monoxide detector
