Iron-cased spring lancet.  German in origin c. 1725-1750.  Note the unusual bar release mechanism.  The case is inscribed  JPH.
Iron-cased spring lancet.  German in origin c. 1725-1750.  Note the unusual bar release mechanism.  The case is inscribed  JPH.
Unusual iron-cased spring lancet.  German in origin c.1810-1830.  Note the very unusual hinge mechanism for opeing and closing the compartment door.
Unusual iron-cased spring lancet.  German in origin c.1810-1830.  Note the very unusual hinge mechanism for opeing and closing the compartment door.
Unusual iron-cased spring lancet.  German in origin c.1810-1830.  Note the very unusual hinge mechanism for opeing and closing the compartment door.
Iron-cased spring lancet.  German in origin c. 1810-1840.    Note the unusual blade stay mechanism.
Iron Spring lancets
Iron-cased spring lancet.  German in origin c. 1725-1750.  Note the unusual bar release mechanism.  The case is inscribed  JPH.  
Unusual iron-cased spring lancet.  German in origin c.1810-1830.  Note the very unusual hinge mechanism for opening and closing the compartment door.
Iron-cased spring lancet.  German in origin c. 1810-1840.    Note the unusual blade stay mechanism. 
Iron-cased spring lancet.  German in origin c.1810-1840.
Iron-cased spring lancet.  German in origin c.1810-1840.
Iron-cased spring lancet.  German in origin c.1810-1840.