Israel Scott #C6 and C4 First Airmail Full Tabs on Bank Cover sent to the US!!

Description

Israel Scott #C6 and #C4, 1950 1st Airmail issue 250p and 50p tabs, on registered bank cover mailed from Tel Aviv to Chicago, IL, USA January 1954.
Rate of 280p (200p for airmail letter rate plus 80p registration fee) conveniently overfranked 20p.
The use of a 250p full tab very rare on covers (catalog value 0.00).