| We always seek to ask for permission before adding |
| a photo to this site, and we also give credit to the |
| photographer when possible. However, in some rare |
| cases, a historically important photo may be used |
| without permission when the photographer is |
| unknown and can't be reached. Since this is a non- |
| profit site, and the images are for educational and |
| research purposes only, we consider their use here |
| to fall under the "Fair Use" provision under the US |
| Copyright law. Anyone believing that they own the |
| copyright to a photo used on this site, and consider |
| it mis-credited or being used without permission, |
| please contact us for correction or removal. |