Pakistan: Underpaid Aerogramme, Missing Postage Collected from Sender

Franked at 50 Paisa and sent to Milwaukee (Wisconsin), US, on 17 NOV 1970.

At the time of posting, the aerogramme rate to the US was 60 Paisa. The missing 10 Paisa were collected from the sender.

Instruction handstamp „Underpaid / Return … / Please Affix / … Paisa / Stamp More“, manually endorsed "10" (Paisa).