WW2 Air Ministry Marked RAF 12 Volt Crompton Light Bulbs In Original Packaging. These are all in very good condition with some minor storage wear. They are all still sealed in there original packaging with the “AM” air ministry mark. Sadly we are unsure of what these bulbs would have gone it but we believe it to be maybe part of an aircraft of some kind. These are all 12 volt examples. The price is for just 1.