Does anyone know who is the artist behind these hand painted posters?
http://www.popartuk.com/g/l/lgpp30403+audrey-hepburn-stars-in-breakfast-at-tiffanys-breakfast-at-tiffanys-poster.jpg
http://1.bp.blogspot.com/_WkKZJVG5wTk/TQs4NfQ-HMI/AAAAAAAC1CU/SY4aAw2p5ng/s1600/roman_holiday_ver3.jpg
http://2.bp.blogspot.com/_vZeuUp1Pmd0/S88JYwsx1BI/AAAAAAAABJ0/q3XO8zzMgdY/s1600/attack+of+50+ft+woman.jpg
http://www.withoutdash.com/wp-content/uploads/2009/05/seven_year_itch.jpg

And many other posters of this style and nature.
It would be a great help, thank you :)