File:Frederick Crace Calvert - Royal Society of Chemistry blue plaque - Manchester - Andy Mabbett.jpg
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[edit]DescriptionFrederick Crace Calvert - Royal Society of Chemistry blue plaque - Manchester - Andy Mabbett.jpg |
English: Royal Society of Chemistry blue plaque commemorating Frederick Crace Calvert, in Manchester, England. |
Date | |
Source | Own work |
Author | Andy Mabbett |
1819-1873 1846 Professor of Chemistry at the Manchester Royal Institution (City Art Gallery) 1850 F C Calvert and Co near this site
1857 First commercial production of phenol, carbolic acid, used as a disinfectant in soaps and powders and for making dyesLicensing
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:24, 8 August 2015 | 2,556 × 2,521 (860 KB) | Pigsonthewing (talk | contribs) | User created page with UploadWizard |
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Date and time of data generation | 14:45, 5 August 2015 |
Lens focal length | 38 mm |
User comments | C'right Andy Mabbett, @Pigsonthewing |
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File change date and time | 14:45, 5 August 2015 |
Y and C positioning | Co-sited |
Exposure Program | Aperture priority |
Exif version | 2.21 |
Date and time of digitizing | 14:45, 5 August 2015 |
Meaning of each component |
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Focal length in 35 mm film | 57 mm |
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