Lot 42
Leed's "Stamp-Sealing and Post-Mark-Preserving Envelopes" Circular, two page circular with 1861 1¢ blue (63) affixed to back page, over lattice and cancelled by "New York Oct 24 '67" c.d.s., Very Fine.
Estimate 5,000 - 7,500
THE ONLY REPORTED EXAMPLE OF THIS AMAZING LEEDS & FRANKLIN PATENT ENVELOPE CIRCULAR.
The illustrated circular shows an example of the Leeds & Franklin's Patent envelopes and a list of ten reasons for using them including security against impertinent intrusion. A key item to the collector of patent envelopes.
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