'A 2-6-2 outside cylinder locomotive in 3 1/2 in. gauge to the proposed N2 Southern class of 1934 development of the "mongoliper" from a series which appeared in "Model Maker".
Betty the mongoliper by L. B. S. C.. ISBN 0853440077. Published by Model & Allied Publications in 1969. Publication and catalogue information, links to buy online and reader comments.