1889.] NEW YORK ACADEMY OF SCIENCES. 73 



XVI. 1652. — A silver piece of low Dutch origin, preserved 

 at Arnstadt, Tliuringia (Reyher). 



XVIt. 1675. — Ducats struck by Leopold I. at Vienna, by 

 agencv of Wenzel Seyler (Burghard). 



XVIir. 1677.— A large medallion of Leopold L, now (1889) 

 preserved in Vienna (Herrgott), 



XIX. 1677, November 6tli. — Krohneman's medal of facti- 

 tious gold (Fikenscher). 



XX. 1678, January 8th. — A second medal by the impostor 

 Krohneman (idem). 



XXL 1679, February 18th. — Krohneman medal (idem). 



XXII. 1679, May 14th. — Krohneman medals, both in silver 

 and in gold (idem). 



XXIII. 1679. — A gulden struck by Krohneman on the thirty- 

 sixth birthday of the ^largrave Christian Ernest of Branden- 

 burg (idem), 



XXIV. 1679, November 16th.— A silver thaler struck by 

 Krohneman on the birthday of the Crown Prince (idem), 



XXV. 1681, February 18th. — A silver piece struck by Kroh- 

 neman on the birthday of the Margravine. 



XXVI. (no dale), — A Krohneman medal by General Kaspar 

 von Lilien (Fikenschei), 



XXVII. 1686. — A medal attributed to Count Cajetano, with 

 bust of Antonius Cajetanus. 



XXVIII. 1687.— A ducat with bust of Frederick L, Duke of 

 Gotha. with alchemical symbols (Tenzel). 



XXIX. 1685. — A coin struck by Anthon Giinther, Prince of 

 Anhalt (Tenzel). 



XXX. 1704. — Gold piece stamped by George Stolle at Leipzig 

 (Kundmann). 



XXXI. 1706. — A gold medal made by General Paykhull at 

 Stockliolm. 



XXXII. 1710.— Gold medal made at Lyons by Delisle 

 (Lenglet du Fresnoy). 



XXXIII. 1717. — Silver thalers coined of artificial metal by 

 Ernest Louis, Landgrave of Hesse- Darmstadt; also golden 

 ducats (Giildenfalk). 



XXXIV. 1732.— A silver triple thaler with portrait of Em- 

 peror Charles VI. and a burning phoenix. 



XXXV. (no date). — A thaler or talisman with alchemical 

 symbols (Madai). 



XXXVI. (no date). — A medal of tin or pewter, with alchemi- 

 cal and symbolic figures and inscription, formerly in a private 

 collection in New York. [Rubbing exhibited,] 



XXXVII. (no date; between 1581 and 1619).— A thaler of 

 Francis II., Duke of Saxony, with a long inscription and the 



