[IMPENETRABLE SECRET]?GROUP OF FOUR ?MIND READING? PROPS AND PUBLICATIONS.?Including: A Key of ?The Japanese Parlor Magic.? Home Amusement to All. [Japan], ca. 1890s. Import[ed] by Andrew Kan & Co., China and Japan Fancy Goods, Portland, Oregon. Color woodblock printed wrappers and illustrations, stitched. ? Aspinall?s Cards for Amusement, Instruction, and Social Pastime. Six cards printed in purple with common phrases and sayings, plus a key card, instruction sheet, and printed envelope. Middlesbrough: Burnett and Hood, ca. 1870s. ? BIRCH, E. Le Nouveau Secret Impenetrable: or, Geographical Recreations. London: Printed for the Author, by H. Barnett, and by Mr. J. Harris, n.d., [ca. 1810s?]. Marbled case containing a two-page instruction sheet, and two sets of a dozen loose 8vo sheets (one set numbered with Arabic numerals, the second with Roman numerals). ? Das Gedankenspiel oder die kunst der Menschen Gedanken zu erforschen. Halle: J.C. Hendel, ca. 1782.