Home›1918 in the United States›Inverted Jenny🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsРусскийالعربيةفارسی中文日本語EntityQ1500082· pop 20· linked from 99 articlesInverted JennyUnited States postage stampWikidata factsImageInverted Jenny.jpgSources (7)wikidata.orgit.wikipedia.orgen.wikipedia.orgde.wikipedia.orgen.wikipedia.orgen.wikipedia.orgru.wikipedia.orgvia Wikidata · CC0Available in 19 languagesEspañolFrançaisDeutsch中文РусскийItalianoالعربيةBasqueCzechDanishFinnishConnectionsUnited States Postal ServiceEntityBill H. GrossEntityCategories1918 in the United States1918 worksAirmail stampsCurtiss-Wright CompanyPostage stamp invert errorsPostage stampsPostage stamps of the United States