The RBG book her bullshit positions were originally laid out in, is available here, https://www.law.umaryland.edu/marshall/usccr/documents/cr12se9.pdf I searched for “age of” and found a recommendation to the effect of decriminalizing sex unless the child is under the age of twelve (sorry, I don’t have the exact page number/wording because now the pdf is crashing my browser, but it was there)