Postage Stamps
1881 Atlanta trial colour proof collection realises $33,000 in New York
The complete set of 1881 Atlanta trial colour proofs is 'incalculably rare'
1881 Atlanta trial colour proof stamps to exceed $45,500 at Siegel?
The complete set of 1881 Atlanta trial colour proofs is described as 'incalculably rare'
Straits Settlements colour trial stamp to lead Spink auction at $9,500
A 1907 Straits Settlements �10 colour trial stamp headlines south east Asian rarities in Singapore