Paraguay: Airmail labels

Here is my first arrivals from Paraguay. These labels were intended for registered aimail. Not on catalog yet.

Year: ?, Gummed. Günter Mair's catalogue no: - PGY-A-?, perforated HU 11, black/white, 2**

Year: ?, Gummed. Günter Mair's catalogue no: - PGY-A-?, perforated HU 11, black/white, 2**

Year: ?, Gummed. Günter Mair's catalogue no: - PGY-A-?, perforated HU 11, black/white, 2**