
Pair of bar magnets in box
1750-1795
1750-1795
1720-1800
1738-1777
1762
1762
1762
1790
circa 1805
1650-1725
1729-1753
1762
1762
1762
1841
1781-1790
1823
1834-1844
1740-1753
1752
1752
1895-1905
1760-1772
1751-1850
1871-1900
1775-1795
1762
1829
1745
1762
1762
1737-1752
1761
1851
1761-1762
1752
1800-1850
1800
1800-1850