Spring fleam, brass with steel blade and cocking lever, possibly, British, 1750 to 1850 Spring fleam 1750-1850
Spring fleam, developed Heister type with internal blade, by A. Storz, Marienplatz, Munich, Germany, 1860-1910. Spring fleam 1860-1910
Spring fleam, steel, in rayskin case, first improved pattern by John Weiss, 62 Strand, London, England, 1820-1825. Spring fleam 1820-1825
Veterinary spring fleam with percussor attachment, cased, by Lapre, Paris, c. 1820 Veterinary spring fleam with percussor attachment 1801-1820
Veterinary spring fleam, cased, made by Long under Weiss's patent of 1828, London, 1830-1837 Veterinary spring fleam 1830-1837