STEVENSON, E. Irenaeus. The Square of Sevens. An Authoritative System of Cartomancy? New York: Harper & Brothers, 1897. 8vo. With diagrams. Printed in red and black. Publisher's black cloth binding, front board and spine decoratively stamped in colors (binding worn, scuffed, ownership signature on ffep. text toned with occasional soiling, foxing). Good. THE RARE FIRST EDITION OF THIS BOOK SUPPOSEDLY FIRST WRITTEN IN 1735. This work purports to instruct readers on how to use an ordinary deck of cards for Cartomancy.