#IvoryHead - Twitter Hashtag

almost 5 years ago

The ghostly head of Queen Victoria👻 An #IvoryHead is the name for #BritishStamps where prussiate of potash had been added to the ink as a security feature, producing a blue effect at its densest where the printing was heaviest on the face of the stamp, kinda spooky! #Halloween

StanleyGibbons's tweet photo. The ghostly head of Queen Victoria👻

An #IvoryHead is the name for #BritishStamps where prussiate of potash had been added to the ink as a security feature, producing a blue effect at its densest where the printing was heaviest on the face of the stamp, kinda spooky!
#Halloween https://t.co/Oxqhzui9ga

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Sparks Auctions @SparksAuctions

almost 5 years ago

Coming in our Nov. 23 auction: stamp has strong "Ivory Head" Lot 621, Great Britain 1841 Two Penny Blue, VF with #3 Maltese Cross cancel in black #IvoryHead #MalteseCross #PositionOF https://t.co/JylERa3cdL