The Tropen Adoro was made from 1921 to 1926 by Contessa-Nettel.
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| Tropen Adoro, 6.5×9cm, Tessar 12cm f/4.5. Pictures by eBayer Yalluflex. (Image rights) |
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| Contessa-Nettel Tropen Adoro, 6.5×9cm, Tessar 10.5cm f/4.5. Picture by Ron (Netherlands). (Image rights) |