{"id":249,"date":"2016-01-23T20:37:55","date_gmt":"2016-01-24T01:37:55","guid":{"rendered":"https:\/\/library.brown.edu\/create\/stamps\/?page_id=249"},"modified":"2026-04-10T10:56:33","modified_gmt":"2026-04-10T15:56:33","slug":"motivation-5","status":"publish","type":"page","link":"https:\/\/library.brown.edu\/create\/stamps\/exhibit\/motivation\/motivation-5\/","title":{"rendered":"..."},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><b>\u201cErrors\u201d and \u201cFreaks\u201d in United States postage stamp production<\/b><br>\n<span style=\"font-weight: 400;\">Full sheet of extensive misperforations, date unknown<\/span><br>\n<span style=\"font-weight: 400;\">Misperforations on strip of 6\u00a2 Eagle Air Mail Issue, 1938<\/span><br>\n<span style=\"font-weight: 400;\">4\u00a2 Dag Hammarskjold invert, 1962<\/span><br>\n<i><span style=\"font-weight: 400;\">Webster Knight Collection of United States Postage Stamps<\/span><\/i><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-weight: 400;\">Some stamp collectors focus on the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Errors,_freaks,_and_oddities\">\u201cerrors, freaks, and oddities\u201d<\/a> of misprinted postage stamps. These imperfections illuminate glitches in the production processes. Production mistakes are rare, and enthusiastic collectors have driven up the prices of these flawed stamps. Under Postmaster General J. Edward Day\u2019s oversight, the printing error on the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Dag_Hammarskj%C3%B6ld\">Dag Hammarskjold<\/a> stamp was famously not corrected in an effort to avoid producing a rarity. <\/span><span style=\"font-weight: 400;\">He stated: &#8220;The Post Office Department is not running a jackpot operation.&#8221;<\/span><span style=\"font-weight: 400;\"> What can these stamps reveal about the history or psychology of collecting?<\/span><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft\"><a href=\"https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx036_2md.jpg\"><img decoding=\"async\" src=\"https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx036_2md-300x233.jpg\" alt=\"StampEx036_2md\" class=\"wp-image-436\"\/><\/a><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft\"><a href=\"https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx038md.jpg\"><img decoding=\"async\" src=\"https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx038md-300x34.jpg\" alt=\"StampEx038md\" class=\"wp-image-438\"\/><\/a><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft\"><a href=\"https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx037md.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"409\" height=\"199\" src=\"https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx037md.jpg\" alt=\"StampEx037md\" class=\"wp-image-455\" srcset=\"https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx037md.jpg 409w, https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx037md-300x146.jpg 300w, https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx037md-100x49.jpg 100w, https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx037md-150x73.jpg 150w, https:\/\/library.brown.edu\/create\/stamps\/wp-content\/uploads\/sites\/30\/2016\/01\/StampEx037md-200x97.jpg 200w\" sizes=\"auto, (max-width: 409px) 100vw, 409px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u201cErrors\u201d and \u201cFreaks\u201d in United States postage stamp production Full sheet of extensive misperforations, date unknown Misperforations on strip of 6\u00a2 Eagle Air Mail Issue, 1938 4\u00a2 Dag Hammarskjold invert, 1962 Webster Knight Collection of United States Postage Stamps Some stamp collectors focus on the \u201cerrors, freaks, and oddities\u201d of misprinted postage stamps. These imperfections <a href=\"https:\/\/library.brown.edu\/create\/stamps\/exhibit\/motivation\/motivation-5\/\" class=\"more-link\">&#8230;<span class=\"screen-reader-text\">  &#8230;<\/span><\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"parent":56,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"full-width-page.php","meta":{"footnotes":""},"class_list":["post-249","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/library.brown.edu\/create\/stamps\/wp-json\/wp\/v2\/pages\/249","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/library.brown.edu\/create\/stamps\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/library.brown.edu\/create\/stamps\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/library.brown.edu\/create\/stamps\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/library.brown.edu\/create\/stamps\/wp-json\/wp\/v2\/comments?post=249"}],"version-history":[{"count":14,"href":"https:\/\/library.brown.edu\/create\/stamps\/wp-json\/wp\/v2\/pages\/249\/revisions"}],"predecessor-version":[{"id":1208,"href":"https:\/\/library.brown.edu\/create\/stamps\/wp-json\/wp\/v2\/pages\/249\/revisions\/1208"}],"up":[{"embeddable":true,"href":"https:\/\/library.brown.edu\/create\/stamps\/wp-json\/wp\/v2\/pages\/56"}],"wp:attachment":[{"href":"https:\/\/library.brown.edu\/create\/stamps\/wp-json\/wp\/v2\/media?parent=249"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}