Hermann Krone

[1] He married Clementine Blochmann and had four children including Sigismund Ernst Richard Krone.

In 1855 he contributed to the collodion dry-plate process by bathing them iodine-bromide to produce a high silver bromide content, and coating with resin.

[1] He went on a journey to the Auckland Islands in 1874 to observe the passage of Venus in front of the sun and returned home via Australia and India.

He also published The Standard Photographic Methods Retaining their Practical Value Forever (Die für alle Zeit von praktischem Wert bleibenden Photographischen Urmethoden) and established a museum of photography.

The M-1306 Hermann Krone (Kriegsmarine), an auxiliary minesweeper, was sunk during World War II.

Self-portrait, circa 1850