Dè bh' anns na naidheachdan air a' Ghaidhealtachd o chionn 100 bliadhna?
BBC Radio Nan Gaidheal
20/30 The soundscape of civil conflict in 18th-century Paris and 19th-century America.
BBC Radio 4
Why do humans kiss?
BBC World Service
4/6 David Hendy continues his series, exploring 17th and 18th-century sounds.
25/30 Dr Timothy Bolton presents a portrait of Cnut, son of Sven Forkbeard, the king of Denmark.
BBC Radio 3
Saturday 13 April 2013