WWII 1944 overseas surface cover Palestine-Switzerland, reused postal stationary

Reused WWII postal stationary for mail abroad: 15 FEB 1944 postmarked surface mail cover on re-used NAAFI postal stationary from Egypt, sent from JERUSALEM to Red Cross GENEVA Switzerland & franked 20m per period surface postage rate, tied by machine cancel; opened & resealed by censor KK/26757; the cover was recently used as per 1 FEB 1944 dated EGYPT 89 Postage Paid military postmark on back (used by APO S.201). Return address applied as affixed label obscuring the imprinted NAAFI return address on front. Unusual use for overseas mail.