John P. Charlton
... that John P. Charlton invented the first private postal card in 1861?
... that <b id="mwARM"><a href="./John_P._Charlton" id="mwARQ" rel="mw:WikiLink" title="John P. Charlton">John P. Charlton</a></b> invented the first private <a href="./Postal_card" id="mwARU" rel="mw:WikiLink" title="Postal card">postal card</a> <i id="mwARY">(pictured)</i> in 1861?