This lot is closed for bidding. Bidding ended on 2/15/2025
Rapping Hand. Hamburg: J. Bartl, ca. 1930. Attractive painted composition hand raps out answers to questions while isolated on a glass sheet, tapping once for “yes" and twice for “no." Length 8 ½". With the name “Ducrot" penciled on the wrist, and also stamped “Germany." Rubbing to palm side, else near fine.This device was likely made for export by Bartl and shipped to New York magic dealer Frank Ducrot, who operated the Hornmann Magic Co. in Manhattan.