Hume's Comic Envelope Number 2 the 'Balloon Mail' envelope State 1,

used from Glasgow to Perth, postage paid by an 1840 Plate 1A 1d. intense black (early impression), S.G.AS1, lettered AD, large margins three sides, tied by a red Maltese Cross cancellation, Perth arrival date stamp of 29 May 1840 on the reverse. B.P.A. Certificate 1994. A FINE EXAMPLE OF THIS RARE CARICATURE.

Bodily, Jarvis and Hahn record nine used examples. This example not recorded by them

PROVENANCE:
The John Bohn Collection