Over 10,000 adult items are sold on Ebay every day?
A single vintage adult magazine recently sold for over $200?
Some adult items once sold legitimately are now illegal to sell?
…but can be legally donated to a research institute for a tax deduction?
The oldest known erotic book dates from the 17th century BC?
The first “adult film” was made in 1896 by Thomas Edison?
There are over a dozen museums devoted to erotic art worldwide?
Erotology is the scientific study of erotic art, literature, and expression?