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EFO Corner, by John Hotchner

The EFOCC is pleased to present here a series of articles authored by John Hotchner which appeared in Linn's during the years from 1978 through 1986.
We thank John Hotchner and Linn's for permission to present these articles here.

Linn's Issue Date Title Date Added This to Website
March 6, 1978 Understanding Application Not So Easy December 19, 2011
March 27, 1978 Comparison Aids in Detecting Errors December 19, 2011
May 1, 1978 Discoveries Add Pleasure to Philately December 20, 2011
May 22, 1978 Questions Fall Into Three Categories December 20, 2011
June 19, 1978 Comparison Aids in Detecting Errors December 21, 2011
July 17, 1978 Stamp Proves Oil, Water Don't Mix December 21, 2011
August 14, 1978 Search for Genuine Errors Challenging December 21, 2011
September 18, 1978 Transfer Classified As Plate Variety December 21, 2011
October 15, 1978 Readers Report Interesting Discoveries December 21, 2011
November 13, 1978 Misregistration Common Occurrence December 21, 2011
December 11, 1978 Progressive Blob Strikes Stationery December 21, 2011
January 8, 1979 Sharp Eyes Detect Booklet Pane Varieties December 21, 2011
February 5, 1979 Tips on Dealing With Auction Houses December 21, 2011
March 5, 1979 Oddities Show Diversity of Specialty January 26, 2012
April 2, 1979 Catalogs Guide for Pricing Varieties January 26, 2012
April 30, 1979 Plate Varieties Encyclopedia Available January 26, 2012
May 28, 1979 Brett Gives Opinion on Coil Discrepancy January 26, 2012
June 25, 1979 Flag Coil Freak Baffles BEP Personnel January 26, 2012
July 23, 1979 Bureau Explains Missing Color Error January 26, 2012
August 20, 1979 Pitfalls in Determining Stamp Values January 29, 2012
September 17, 1979 Perils of a Hand-Operated Perforator January 29, 2012
October 15, 1979 Imperforate Stamp Raises Questions January 29, 2012
November 12, 1979 Official Gives Theory On Perf Variety January 30, 2012
January 7, 1980 Proof That Sharp Eye Can Find Winner January 30, 2012
February 4, 1980 'Ghost' Impressions Frequent Subject January 31, 2012
March 3, 1980 Contest Seeks Favorite Collecting Area January 31, 2012
March 31, 1980 Non-Bureau Precancels Draw Questions February 20, 2012
April 28, 1980 Bird Disappears in Learning Process February 20, 2012
May 26, 1980 Misplaced Vignettes Win Essay Contest February 20, 2012
June 23, 1980 Vending Machine Creates 'Crack' Error February 20, 2012
July 21, 1980 Perf Mystery Clears on Canada Admiral February 21, 2012
August 18, 1980 Reader Explains Phantom Plate Number February 21, 2012
September 15, 1980 Bicolor Error Unique in BNA Issues February 21, 2012
October 13, 1980 Two Perf Methods Make Gauge Change February 26, 2012
November 10, 1980 Today's Mistakes Need Wary Buying February 26, 2012
December 8, 1980 Christmas Seals Veritable Gold Mine February 26, 2012
January 5, 1981 Misperfed Windmills Pose Many 'Ifs' May 20, 2012
February 2, 1981 Thumbprint Repeats Stamp Design May 20, 2012
March 2, 1981 Double Image Likely Printer's Waste May 20, 2012
March 30, 1981 'Red Tape' Invades BEP Printings May 20, 2012
April 27, 1981 Christmas Errors Draw High Interest May 20, 2012
May 25, 1981 Be Wary Of Imperforate Singles Offer May 20, 2012
June 22, 1981 Blanket Offset Causes Doubling May 20, 2012
July 1, 1981 'Alphabet' Stamps Contain Major Flaws May 21, 2012
August 17, 1981 Specialized Area Clubs Helpful May 21, 2012
September 14, 1981 Space Misperfs Unusually Plentiful May 21, 2012
October 12, 1981 Foreign Particles Produce Blank Spot May 28, 2012
November 9, 1981 Partial Double Perf Mystery Deepens May 28, 2012
December 7, 1981 Washington Missing From Proprietary May 28, 2012
January 4, 1982 Postmarks Can Tell The Story - Wrong May 28, 2012
February 1, 1982 Splice Creates Unusual Postal Card May 28, 2012
March 1, 1982 Double Headed McDonald Surfaces May 28, 2012
March 29, 1982 Salem Precancel Appears Scrunched May 28, 2012
April 26, 1982 Collectors Find Peculiar Postmarks June 10, 2012
May 24, 1982 Repair Problems Cause Missing Perfs June 10, 2012
June 21, 1982 Upside Down Year Date Challenges June 10, 2012
July 19, 1982 Man Made Varieties Trick The Unwary June 12, 2012
August 16, 1982 Roller Adjustment Creates Strange Effect June 12, 2012
September 13, 1982 Americana Gum Picture Getting Confusing June 12, 2012
October 11, 1982 Why USPS Destroys Good Collectibles June 17, 2012
November 8, 1982 Beware - Man-Made Philatelic Items Often Sell As Errors At High Prices June 17, 2012
December 6, 1982 BEP Solves Case Of Missing Harvester June 17, 2012
January 3, 1983 Lindbergh Misperf Presents Rare Treat November 25, 2012
January 31, 1983 BEP Representatives Offer Explanations November 25, 2012
February 28, 1983 Belize Missing Silver Bar Overprint Found November 25, 2012
March 28, 1983 Mulready Sheet Crease May Be Oldest November 25, 2012
April 25, 1983 Missing Ink Leaves Ebbing Sea November 25, 2012
May 23, 1983 Error Oddity Collecting Nothing New November 25, 2012
June 20, 1983 EFO Collectors Need Further Information November 25, 2012
July 18, 1983 Five Principles Underlie EFO Investing November 30, 2012
August 15, 1983 EFO Album Page Contest Announced November 30, 2012
September 12, 1983 What Appears To Be Invert Is Not November 30, 2012
October 10, 1983 Split Inverted Impression Puzzling November 30, 2012
November 14, 1983 Good Eyes Necessary For Flyspeck Hunting November 30, 2012
December 5, 1983 Scott Publishes New EFO Album November 30, 2012
January 2, 1984 Readers Explain Puerto Rican Maculatura December 1, 2012
January 30, 1984 EFO Exhibiting Presents Special Challenge December 1, 2012
February 27, 1984 Perf Imperf Frauds Abound In EFO Field December 1, 2012
March 26, 1984 Creative Fakery Abounds in U.S. Philately December 1, 2012
April 23, 1984 Overrun Countries Stamps Show Varieties December 1, 2012
May 21, 1984 New White Book Helps Collectors December 1, 2012
June 18, 1984 Two New Clubs Interest EFO Collectors December 1, 2012
July 16, 1984 Collector Seeks unusual Postage Due Usages December 5, 2012
August 13, 1984 Winners of Favorite Design Misperf Entries December 5, 2012
September 10, 1984 Formerly Researched Items Can Yield Finds December 5, 2012
October 8, 1984 Real Story Behind Booklet Freak Discovery December 5, 2012
November 12, 1984 Some Favorite 'Beat The Post Office' Items December 5, 2012
December 10, 1984 Mystery of the Circled Dot Oddity December 5, 2012
January 14, 1985 Peruvian 'Error' Stamp Made Deliberately December 5, 2012
February 11, 1985 Galvez Varieties Make Interesting Study December 5, 2012
March 11, 1985 More Varieties on Flag Over Supreme Court December 5, 2012
April 8, 1985 Presidential Issue Could Have Been Different December 5, 2012
May 13, 1985 Overprint Varieties From Around The World December 5, 2012
June 10, 1985 Same Causes Produce Freaks and Errors December 5, 2012
July 8, 1985 Blanket Roller Offset a Spectacular Freak December 5, 2012
August 12, 1985 More Missing D's; Precancel Varieties December 5, 2012
September 9, 1985 Some 'Freaks' And 'Errors' Made To Order December 6, 2012
October 14, 1985 New Type Guttersnipe Found on 22ยข Audubon December 6, 2012
November 11, 1985 Color Shifts, Printing Varieties, Pre-FDC December 6, 2012
December 9, 1985 Haste Can Waste Money in Buying Errors December 6, 2012
January 13, 1986 Marginal Markings And Puzzling Perf Pins December 6, 2012
February 10, 1986 Plate Numbers Worth Looking at Carefully December 6, 2012
March 10, 1986 Not All EFOs Are What They Appear To Be December 6, 2012
April 14, 1986 Literature Essential To EFO Collectors December 6, 2012
May 12, 1986 Exporta Issue Fertile Ground For EFOs December 6, 2012
June 9, 1986 Counterfeit Stamps Found In Unusual Places December 6, 2012
July 14, 1986 Web Tear Created Wright Misperforation December 6, 2012
August 11, 1986 Auto-Flag Splice Found in Schiff Auction December 6, 2012
September 8, 1986 Datz Book Essential For Error Collectors December 6, 2012
October 13, 1986 Moths, Atom Bombs and Double Perforations December 6, 2012
November 10, 1986 Volume V Of Color Encyclopedia Sold Out December 6, 2012


 

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