lesanne,he must be your relative,because you have confirmed what i found,there was a carrying on of the louis name and all came from mile end,but ime useless with civvie records,about your g/fathers uniform,ime not quite sure thats why i have been hesitating with an answer,i can only tell you what i THINK it might be,its similar to the fire and heavy rescue units during the war,you should find pictures on the net during the blitz,that should confirm it,annie is right about ambulance units,they were teams of men and women,who dug people out of their homes etc and gave 1st aid then carried them off to the ozzy,i have a picture of the lost memorial that has young thomas,s name on if you want a copy sending,mack
ps and a picture of the brewery