If you want to be able to access every issue of Vogue since 1892 (that's 119 years of fashion!), you can do so by becoming a member of the Vogue Archive, a virtual storehouse of all the issues the fashion publication has ever published.
Comprising every single Vogue issue and all of the advertisements the magazine has ever run, the Vogue Archive, as Styleite points out, is an incredible way to view fashion history. The Vogue Archive even allows you to sort what you want to see by garments, designers and colors. However, all this fashion will cost you: an individual membership is $1,575 for one year of access.
The good news is that if you're already a Vogue subscriber, you'll get limited access to the Vogue Archive in 2012, and if you're a student or browsing databases through a library, the archive will be available through ProQuest, the online research database.