Triplegangers
3D high-definition scanning service which also sells 3D model packs, thus creating three dimensional stock / clip-art:
triplegangers® is the 3D scanning & capture service provided and pioneered by Infinite-Realities, the leading 3D character modelling specialist based in the UK.
triplegangers® provide cutting edge 3D Scans, character models, 3D and 2D Reference materials to aid the creation of virtual avatars for film and computer games studios as well as freelance artists.
You can find out more here [some models NSFW]