Related documents2293881.jpg 2293871.jpg 112430.jpg 1158471.jpg 1624270.jpg c0308427.jpg c0493710.jpg BX0962.jpg JG2212.jpg View MoreView more with similar tones Christian Friedrich Schönbein; Chemist (discovered ozone in 1839, inventor of gun cotton and collodium).Metzingen 18.10.1799 – Baden-Baden 29.8.1868.Portrait.Painting, 1857, by H. Beltz. Identifier AKG4755635 Artist H. Beltz Collection akg-imagesCredit line akg-images Event date 1857 Image date 1857 Time Period 19th century Topic Cellulosenitrat Chemist (Male) (Chemistry) Chemistry Collodion Distillation Distillation Apparatus Inventor (Male) Man Natural Sciences Ozone Person Portrait Scientist Scientist (Male) Semi-Figure ; Medium Shot ; Half Length Sitting Test Tube Wedding Ring Geography Germany Person Christian Friedrich Schoenbein H. Beltz Technique Painting (Object) Painting (Technique) Size 4492px × 5825px (74 MB) 38.0 cm × 49.3 cm (300dpi)Special Formats 4492px × 5825px (75 MB) TIFF38.0 cm × 49.3 cm @ 300 dpi Add to lightboxAdd to cart