1950. R-AIR MAIL cover sent from Jerusalem on 7.12. 1950 (second DAY OF COVER) Negev Tab-Block.   546, arnold Spaer, P. O. B. 750 JERUSALEM. Israel. AR AVION 7178 7/17 easts. etwarkosta Ltd.,  1987, Gixa Road, 500 Now-York 7, N.Y., U.S.A.JERUSALEM R No 2112 INSUFFICIENT ADDRESS Returned for Datter Reares WHOAM 12- 31 NON RECLAIREUNCLAIMED; rauu a.. LEEILL (Image 1) (Image)