Erotic Woodblock print from Azuma Nishiki (Brocade of the East) by Katsushika Hokusai (9) - c.1812

Erotic Woodblock print from Azuma Nishiki (Brocade of the East) by Katsushika Hokusai (10) - c.1812

Erotic Woodblock print from Azuma Nishiki (Brocade of the East) by Katsushika Hokusai (11) - c.1812

Erotic Woodblock print from Azuma Nishiki (Brocade of the East) by Katsushika Hokusai (3) - c.1812

Resting at the Penis Contest by Kawanabe Kyōsai - 1870

Jack Got Safe into Port With His Prize by John F. Nugent - 1780

Hollywood Scandals Mutual Burlesque - 1926 Window Card Poster

The Metamorphosis of Female Masturbation, date and artist unknown - Postcard

The Last Stage of Mental and bodily Exhaustion from Onanism or Self-pollution, 1845 - Postcard

Erotic Alphabet by Joseph Apoux, 1880 - Wrapping Paper

The 'Easy' Girlfriend by Reginal Mount - 1943

Young Man Smoking with a Courtesan by Kitagawa Utamaro -1799

The Kiss by Edvard Munch - 1895

Turning Out the Light, from New York City Life by John Sloan - 1905

Untitled Picture from an Erotic Album by Isoda Koryūsai - early 1770s

Syphilis Advertising Dr Abreu's Sanatorium in Barcelona by R. Casas - c. 1900

Letter 'S' in a bespoke size by Joseph Apoux - 1888

Water Carrier by Kawanabe Kyôsai - c. 1870 - c. 1880

Penis Measurements by Kawanabe Kyôsai - c. 1870 - c. 1880

Connected Penis by Kawanabe Kyôsai - c. 1870

Orgy by Kawanabe Kyôsai - c. 1870

Orgy (2) by Kawanabe Kyôsai - c. 1870

Orgy (3) by Kawanabe Kyôsai - c. 1870