Some more info on Lt. Lawter can be found on
http://www.rootsweb.ancestry.com/~ok...w2/srvww2l.txt
Just scroll down to his name. In this text it remains unclear if he was piloting an aircraft at the time of his capture.
If having been stationed at Tullahome, TN, then 127th Observation (later Liaison) Squadron with L-4's likely at that place.
Regards,
Leendert