"Ernst Hoeltzer (7 January 1835 – 3 July 1911) was a German telegraphist and photographer. He came to Iran during the rule of Naser al-Din Shah in the Qajar dynasty and lived in Isfahan for about 20 years (1871–98). He captured historical photos of the city and the sites around it." - (en.wikipedia.org 11.08.2021)
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