20 August was a date.
A calendar displaying the month of August. (HOMEVID: The Zero Imperative [+]Loading...["The Zero Imperative (home video)"])
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Events
In 5,000,001,023, humans discovered the cure for Petrifold Regression, though the Sisters of Plenitude had been able to treat this disease a thousand years before. (TV: New Earth [+]Loading...["New Earth (TV story)"], PROSE: Time Traveller's Diary [+]Loading...["Time Traveller's Diary (novel)"])
Births and deaths
In 1970, Dorothy "Ace" McShane, companion of the Seventh Doctor, was born in North London. (AUDIO: The Rapture [+]Loading...["The Rapture (audio story)"], PROSE: Timewyrm: Revelation [+]Loading...["Timewyrm: Revelation (novel)"], Falls the Shadow [+]Loading...["Falls the Shadow (novel)"], Set Piece [+]Loading...["Set Piece (novel)"], Relative Dementias [+]Loading...["Relative Dementias (novel)"])