Edward Porter Alexander
... that artillery expert Edward Porter Alexander ascended in an observation balloon during an American Civil War battle?
... that artillery expert <b id="mwyA"><a href="./Edward_Porter_Alexander" id="mwyQ" rel="mw:WikiLink" title="Edward Porter Alexander">Edward Porter Alexander</a></b> ascended in an <a href="./Observation_balloon" id="mwyg" rel="mw:WikiLink" title="Observation balloon">observation balloon</a> during an <a href="./American_Civil_War" id="mwyw" rel="mw:WikiLink" title="American Civil War">American Civil War</a> battle?