Ancestry.com recently released an update of their US yearbook collection. To have a smaller image that I could more easily use, I cropped the portion of the page that included my mother–removing the other pictures and “sliding” Mom’s picture closer to the names. No wording was changed and nothing about Mom’s picture was changed.  My “source citation” for the image includes the fact that the image has been cropped from the original. Do you indicate that you have made alterations to an image? 
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