Articles
CNBC: Transition Your Wardrobe from College to Work in 3 Easy Steps
Esquire: The 15 Items Every Guy Should Have in His Wardrobe
Dappered: How to Wear it: The $1500 Wardrobe
(Editor's note: Sure, the article is old, and its links are dead, but this is still a quick and excellent visual overview of the very basics of a capsule wardrobe. Have a look!)
Articles of Style: A Brief History of Men's Fashion