Was Tulip Mania really the first great financial bubble? - BBC News
The Most Beautiful Tulip in History Cost as Much as a House - Atlas Obscura
May Bouquet: Tulips | New Under The Sun Blog
The Most Beautiful Tulip in History Cost as Much as a House - Atlas Obscura
Broken Tulips: 'That Last Gasp of Beauty Before Death' - The New York Times
Tulip Time Festival - "Semper Augustus is said to have been the most valuable tulip of all time, made famous during Tulip Mania in the 17th Century. The price of one Semper
Semper Augustus: History's Most Famous Tulip – Amsterdam Tulip Museum
A Brief History of Tulip Mania: Broken Bulbs that Broke the Bank! - Seed Pantry Blog