Logo Evolution: Famous Logos That Have Changed Over Time
Old logos compared to the new ones : r/nostalgia
15 Interesting Old Vs New Images Showing Famous Logos - Part 1
When Is The Right Time for a Logo Redesign? : Persona Design
3 steps to simple branding … never easy.
Old vs New Logos: Analyzing Ten Company Logo Redesigns
What Makes a Bad Logo? - GraphicSprings
Drastic Logo Changes in Branding History, From Facebook to Yahoo!
A brand is more than a logo or word-mark, by Steve Dennis
Is Instagram's new logo an improvement over the previous one? - Quora