1910: exhibits by Prof. Dr. H. Konen
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List of all exhibits from the catalogue for this exhibition:
Exhibit no. | Exhibitor | Exhibit title | Section | Picture | Catalogue |
---|---|---|---|---|---|
373 | Prof. Dr. H. Konen | Band-Spectrum of Nitrogen | IV. Scientific and Technical Photography and its Application to Processes of Reproduction | catalogue page | |
373 | Prof. Dr. H. Konen | positive Brand-Spectrum of Nitrogen enlargement of photos taken with small Rowland concave grating | IV. Scientific and Technical Photography and its Application to Processes of Reproduction | catalogue page |