Philippe Clement / Wind farm turbines against cloudy sky seen inside incandescent lamp / bulb against white background Digital composite
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Philippe Clement / Wind farm turbine against cloudy sky seen inside incandescent lamp / bulb against black background Digital composite
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Philippe Clement / Photovoltaic solar panels on roof of house inside incandescent lamp / bulb against black background Digital composite
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Philippe Clement / Sunflowers (Helianthus annuus) inside incandescent lamp / bulb against white background Digital composite
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Philippe Clement / Lightning during thunderstorm above petrochemical industry seen through magnifying glass held against illuminated globe of the earth Digital composite
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Philippe Clement / Lightning during thunderstorm above petrochemical industry inside incandescent lamp / bulb against black background. Digital composite
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Philippe Clement / Trees in spring forest inside incandescent lamp / bulb against white background Digital composite
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Paul D Stewart / 1837 portrait of Gideon Mantell (3 February 1790 - 10 November 1852). Engraved from a painting by Samuel Stepney, later hand colouring. Published in G. Mantell's 'Thoughts on a Pebble' 1849. Gideon Ma...
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Paul D Stewart / Portrait of Jean Jacques Rousseau, Naturalistic Philosopher (28 June 1712 - 2 July 1778); steel engraving by Thevenin after a design by Gleyre with later colouring, after the 1764 portrait by M. Quent...
