1888 - 1891 REGISTERED OFFICIAL ENVELOPES

6p Carmine Jubilee on Cream laid paper.
Crossed lines on envelope. Heading in black.

Envelope size: 225 mm x 96 mm.
 
For use by the Public School Savings Bank.

60 mm high flap without seal.

1891, JUNE 19: KINCHELA CREEK to SYDNEY
Seal cancelled, disptach postmark on the side.
Backstamped SUMMER ISLAND and SYDNEY, both on June 20.

1891, DECEMBER 15: ADDRESSED TO SYDNEY
Disptach postmark not readable, envelope originating from
Watson's Bay Public School.
6p Carmine Jubille on White laid paper.
Crossed lines on envelope. Heading in black.

58 mm High flap with seal, measuring 30 mm x 26 mm.
Envelope size: 225 mm x 96 mm.

"SPECIMEN"