Wordplay based on Roman Numeral Letters (RNLs) is not new to Word Ways. Here, however, I attempt an overview of the subject, as well as introducing a variety of new RNL wordplay. As a whole, RNL wordplay can be divided conveniently into two types: non-numerical and numerical.
Word Ways: Vol. 37
, Article 10.
Available at: http://digitalcommons.butler.edu/wordways/vol37/iss4/10