just Google the names you are looking for and you'll find them easily. come on, people.
you'll find a lot of images on agency's websites, photographer's portfolio websites, those guys who scan magazine editorials for no reason, university websites, etc.
for example:
newspaper: http://nytimes.com (do a search for 'cathy horyn', for example) such as http://www.nytimes.com/2005/07/07/fashion/thursdaystyles/07PARIS.html
fashion ad campaigns: http://jord.duval.club.fr/index.html
other: http://genart.org/fashion.designer.htm?itemid=196
other: http://www.style.com
agencies:
http://jedroot.com
http://www.b-martin.se
http://lundlund.com
http://artandcommerce.com
http://www.art-dept.com
photographer's websites: (just google their names)
http://www.two-eyes.com
http://eric-traore.com
http://ktauleta.com
websites portal: http://tinyurl.com/9o3rd (linkdup.com)
school websites: http://www.philau.edu/library/resources/fashion.html
v&a museum:
http://www.vam.ac.uk/collections/fashion/fash_link/
I could just keep on going...
and on that note Nicola, maybe you should start a webpage that lists various links to help other people like yourself.