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Moon (76): 18 October 1864

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Colored spectra of a star (98): 18 February 1869

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Laboratory spectrum (57): c. 1870

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Laboratory spectrum (58): c. 1870

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Laboratory spectrum of CuNO5 (59): c. 1870

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Laboratory spectrum of tin and mercury (60): c. 1870

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Laboratory spectrum of magnesium (61): c. 1870

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Laboratory spectrum of platinum (62): c. 1870

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Solar spectra (124): 1873

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Solar spectra (125): 1873

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Solar spectra (126): 1873

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Solar spectra (127): 1873

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AZ 30 - Nova Normae (23): 1893-1899

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Nova Aurigae (17): 1890-1891

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AZ 29 - Nova Normae (24): 1893

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Radiograph of frog with piece of lead in thorax (36): 1896

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Lead pencil, steel calipers, fountain pen (37): 1896

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Clam shell (38): 1896

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Disc of lead (39): 1896

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Radiograph of steel gauge in Morocco case and metal badge in round wooden box (40): 1896

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Radiograph of steel gauge in Morocco case and other objects (41): 1896

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Radiograph of knife, small carbon pencil, chalk, crayon, and dropper (42): 1896

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Radiograph of steel gauge in Morocco case and other objects (44): 1896

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Radiograph of steel calipers enclosed in wooden box and keys outside of box (46): 1896

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