great links! I'd never seen Kelly Summer with dark hair before, didn't realize how Hispanic she looked!
http://www.myvaginasite.com/the-cervix/
Ok, these are not speculum shots per se, but I'm betting anyone following this thread appreciates good cervix exposure material like the video you find if you scroll down:
http://www.myvaginasite.com/the-cervix-exposed/
I do love a lovely glistening cervix, especially if it's got some nice bruises/marks/abrasions on it showing a girl's been fucked recently!!