unknown 5sen spiro sheet….
July 25th, 2009 admin
the 5sen brown is from an unknown spiro sheet … the cancel just touches on the upper frame … this shows clearly in the negative image … …analysis of imitations or suspect kobans follows … starting with a 400pixel width image, having verified the “orthogonality” with Picasa tool, I form a negative image … at this stage … l@@k for tooling matrix dots in the design …. next, remove all colour,
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From Japanese kobans 1876-92 this is an example of a Meiji Tokyo bota and n3b2 nujimaru or double circle cancel … a.k.a. duplex cancel … during the early period of the IJPO the foreign mails were handled by a separate FMPO in the city … in modern times, with routing procedures and labeling, substations in the tokyo district can...
die transfer method set the matrix for genuine letterpress kobans … 50x scope will reveal jagged edges of genuine designs. imitations were transferred by tracing method, then hand tooled producing irregularities in the frame lines. no orthogonality exist with imitations …. besides being askew… using metrics software I have discovered...
the 10sen shown is from plate 1, position 13 … as an example of a spiro-plate repro, it is unique in unused state … only a faint mark appears in the SE corner on the perfs. normally, spiro sheets bear 9 black cancels : roman-letter or FM obliterators in combination1 … this group I term an MXC – or, cancel matrix …...
I have already stated my premise : all koban imitations are the work of one woodblock artist … perusing the ” K-series ” kobans – ex Kamigata K sheets, reveals the same errors of romaji … and style of letter cuts … this series is scarce in unused format … a few cancels are defined … any readers who...
the Norge posthorn series predated the 1876 kobans … however, chiossone borrowed design elements for the 5 sen brown … an interesting parallel.
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. A Plating Study : 1875-80 Spiro Koban Sheets historically, little has been written to describe these woodblock koban sheets … analysis of the 12 spiro koban sheets has revealed some interesting patterns … I have compiled results with images and rationale. it is also a collectors guide, allowing personal plating study, with page and...
these items were reviewed in JP some years ago, and since forgotten … part of 1963 kelleher sale in the USA. being imperfs, they were described as proofs … and appeared in seven colour trials … a proper term is essay clearly, both are 16 petal kiku as the known spiro sheets … characteristics reveal they are closer to redrawn...
Isle of Man is issuing a two-stamp miniature sheet with label to commemorate the beatification of Cardinal Newman and the first papal visit to Britain since May 1982, when Pope John Paul II’s six-day tour drew huge crowds. Prime Minister extended a formal invitation to the current Pope and the trip is the first official state visit by a pontiff,...
The fourth in a series of philatelic postcards promoting London 2010: Festival of Stamps has now been issued. Postcard #4 features the original metal master die for Bertram Mackennal’s ‘Seahorse’ design with three colour trials, one of the treasures of the British Postal Museum & Archive’s philatelic collection. The postcard comes...
the study of koban imitations is fascinating … in time, I hope to achieve original prints of the various designs, with their original designed MXC or cancel matrix. compared to the ISJP CD on forgeries of 2002, this new outlook should prove rewarding … the focus, changes from plate-position-state … to the overlay plate of indicia....
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