Wicker, Tom. "'His Accidency' John Tyler"
Divergence: 1841 CE
Summary: Essay pointing out various precedents and important events resulting from Tyler's ascendance to the presidency, but with almost no allohistorical speculation.
Published: In What Ifs? of American History: Eminent Historians Imagine What Might Have Might Have Been (ed. Robert Cowley), q.v.