Johann Heinrich Merck died in 1791.
Johann Heinrich Lambert was born on August 26, 1728.
Johann Heinrich Linck was born in 1674.
Johann Heinrich Westphal was born in 1794.
Johann Natterer died in 1843.
Enoch Heinrich Kisch died in 1918.
Johann Heinrich Merck was born in 1741.
Heinrich Emanuel Merck died in 1855.
Johann Heinrich Fixsen died in 1899.
Johann Heinrich Abicht died in 1816.
Johann Heinrich Westphal died in 1831.
Johann Heinrich Callenberg died in 1760.
Johann Heinrich Kurtz died in 1890.
Johann Heinrich Loewe died in 1892.
Johann Heinrich Linck died in 1734.
Johann Heinrich Zopf died in 1774.
Johann Heinrich Tischbein died in 1789.
Johann Heinrich Voss died in 1826.