A few nice make a picture images I found:
Lesbian lovers, making lesbian photos... :-)
Image by Fran Simó
justpictures.es/photo/1800/lesbian-lovers-making-lesbian-...
How To Make Good Pictures
Image by It'sGreg
"The beginner is very apt to be misled into estimating his exposure according to the visual rather than the actinic power of the light."
I knew there had to be a trick to it. Fucking actinic power of the light tricks me every time. But once I finish this book, I'm on my way. No more bad pictures for me, baby.