1840 1d Black, plate 1 KE, with superb red MC, very fine(Image 1) (Image)

1846 (3 July) Entire letter written in St.Petersburg, carried as a consigned letter, franked in London with four margined 1841 1d red brown tied by London numeral "67", with arrival on reverse. A rare usage, one of the earliest Russian letters known bearing an adhesive stamp, cert. BPA(Image 1) (Image 2)

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1896 Envelope to Sydney/Australia franked by five 1887-92 1/2d orange, redirected to Melbourne with the help NSW 1888-89 2d blue, appropriate backstamps(Image 1) (Image 2)

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