This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
smithsonian institution smithsonianinstitution physicist albert abraham michelson albertabrahammichelson big moustache bigmoustache nobel prize winner nobelprizewinner speed of light speedoflight portrait caucasian man middle aged middleaged foafdepicts foafdepictsnlagovaunlaparty xmlnsfoaf xmlnsfoafxmlnscomfoaf smithsonian institution