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4 results for: joseph von fraunhofer

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A refracting telescope built by Joseph von Fraunhofer
ARP23A16_218

A refracting telescope built by Joseph von Fraunho...

Joseph von Fraunhofer
ARP07104_460001041

Joseph von Fraunhofer

Joseph von Fraunhofer's
ARP07104_460001105

Joseph von Fraunhofer's

Spectroscope, 1872
ARP07102_390006444

Spectroscope, 1872