15:00A Short History of IrelandEpisode 68: A Vast Number of People Shipping Off for Pennsylvania and Boston; The Voyage of the SallyBBC Radio 4 Extra Duration: 15 minutes Wed 5th Jan 2011, 15:00 on BBC Radio 7The country's rich and turbulent story continues. With Richard Dormer, James Greene and Frances Tomelty.GenresFactualHistorySeriesA Short History of Ireland Source: BBC Online