Líon alt a aimsíodh: 3
Deir John Maclean (Scottish Gaelic Studies 5, 1942): ‘When he began the serious study of Celtic in 1932, Watson brought to bear on his subject a fluency of diction and a correctness of accent which would have amazed those who did not know his background ··· He had already in the earlier part of his classical course taken the ordinary class in Celtic, and so remarkable was the progress which he made in two years that by the time he took his First Class Honours in Celtic he had finished an edition of Mary MacLeod, which, with its perfection of workmanship and the polished literary value of its accurate translation might well be a model for editions of Gaelic poets.’ Chaith sé bliain in Ollscoil Bonn ag déanamh staidéir ar an SeanGhaeilge faoi Rudolf Thurneysen[B4] ··· Foilsíodh The Gaelic songs of Mary MacLeod: orain agus luinneagan Gàidhlig le Mairi nighean Alasdair Ruaid, 1934 ··· Tá cuntas air in Scottish Gaelic Studies V, 1942 ag John Maclean agus in Éigse III, 1941-42 ag ‘G
Phós sé Mary Simms in 1956 agus bhí ceathrar páistí acu, Owen, Úna, agus Brigid, chomh maith le Conor, a cailleadh in 1986 agus é 22 bliain d’aois ··· Bhídís i dteagmháil rialta lena chéile ag plé ceisteanna filíochta agus foilsíodh aiste de chuid Douglas sa leabhar Sorley MacLean: critical essays (1986) in eagar ag Raymond J
Ba é John Joseph Cogan, maor talún, a athair agus ba í Mary Maclean an mháthair