Boeing RC-1
... that the Boeing RC-1, designed to haul ore and oil out of the Arctic, would have been twice the size and weight of the largest aircraft ever built?
... that the <b id="mwwQ"><a href="./Boeing_RC-1" id="mwwg" rel="mw:WikiLink" title="Boeing RC-1">Boeing RC-1</a></b>, designed to haul ore and oil out of the <a href="./Arctic" id="mwww" rel="mw:WikiLink" title="Arctic">Arctic</a>, would have been twice the size and weight of the <a href="./Antonov_An-225_Mriya" id="mwxA" rel="mw:WikiLink" title="Antonov An-225 Mriya">largest aircraft ever built</a>?