'Cushag: An Appreciation’by Constance Radcliffe, in Them ‘Oul Times: Poems by Cushag, Edited and Published by Constance Radcliffe, 1993, pp. i–iii (available on Manx Literature on Flickr (accessed 20 June 2013))
P.M.C. Kermode: An Appreciation on the Centenary of the Manx Museum by Marshall Cubbon, available on www.isle-of-man.com/manxnotebook
'The Kermode Family of Ramsey' by William Cubbon, in The Isle of Man Natural History and Antiquarian Society, Vol 5 Np 1, available on www.isle-of-man.com/manxnotebook
The Manchester City news quoted in 'Cushag's Poems: An English Paper’s Review’, in The Isle of Man Natural History and Antiquarian Society, Vol 5 #1, 1908, available on www.isle-of-man.com/manxnotebook