Ellen Cranitch, on her RTE Radio programme, "Grace Notes" broadcast on 12 Sep 2013, also says that The Silver Hand was composed by John Brennan. The show can be listened to here, Silver Hand is about 39mins in:

http://www.rte.ie/lyricfm/grace-notes/programmes/2013/0912/473921-grace-notes-thursday-12-september-2013/

The complete show is well worth a listen.

Harry