According to J. P. Mallory and Ruairí Ó hUiginn ("The Ulster Cycle: a check list of translations", in J. P Mallory & G. Stockman (eds), Ulidia: Proceedings of the First International Conference on the Ulster Cycle of Tales, December Publications, 1994, pp. 291-301), the translation in Cross & Slover is from W. M. Hennessy (ed & trans), Mesca Ulad; or, the intoxication of the Ultonians, Todd Lecture Series, 1889.
