akkella thats probably bengali, or it cud b hindi i,m just a bit confused… but its of those early days wen not all of us knew how ro read n write urdu,
maybe in 50s, or so, cos i used to collect stamps in my jawani
http://www3.pak.org/gupshup/smilies/biggrin.gif
, and all the old pakistan stamps has this writing, i guss its begnali or maybe hindi,