. . . . . . . "Federation" . . "Federation of South Arabia#Postage stamps" . . . . "British occupation" . "Federation of South Arabia" . . . . "Federation's" . . . . . . . . . . . . . "occupied southern Yemen" . . . . "South Arabia" . "Western" . . . . . . "Federation of South Arabia" . . "South Arabian" . . . . . . "(FSA)" .