Volume 4. This is ART - NOT PORN. 500 pages of vintage photographs of nude models from the 1850s to 1920s. Timeless beauty for those who appreciate the female form. The models in Volume 4 are shown full-length, seated and kneeling, completely nude, and barefoot. Each page features four alternate views of single cropped photographs: the top pair is mirrored left-right; the lower pair is flipped in the opposite direction with negative exposures. 500 pages x 4 images per page. The Victorian Secrets series includes 5,000 pages of images in 10 volumes.