1730年代

Earth of the 1730s was visited occasionally by the Doctor.

Britain

In 1730, 10 Downing Street was occupied by "a nice chap called Mr Chicken" whom the Doctor met. (TV: World War Three)

In an alternate timeline created by Sabbath's superiors, the twenty-one-year-old Sabbath faced his final initiation into the Security Service in 1732. (PROSE: The Domino Effect)

The event in the proper timeline actually occurred in 1762, thirty years later. (PROSE: The Adventuress of Henrietta Street)

In 1733, Gralstead House was built in Highgate, London by Professor Cedric Scrivener and Sir Edward Scrivener's great-great-grandfather Sir Joseph Scrivener. (AUDIO: The Ghosts of Gralstead)

The Sixth Doctor and Charlotte Pollard visited England and met Dick Turpin in 1738. (AUDIO: The Doomwood Curse)

Other events

In 1735, under the influence of the Great Intelligence, the Abbot Padmasambhava of the Det-Sen Monastery began constructing robot Yeti. (TV: The Abominable Snowmen)