* (subscription required)== External links ==* "Early Speculative Bubbles and Increases in the Supply of Money", a book by economist Douglas French detailing the Dutch crisis* Wageningen Tulip Portal, an extensive collection of historical resources, including scanned images of 17th-century Dutch tulip books and pamphlets, from Wageningen UR Library* Page on the Tulip Breaking "potyvirus" from Plant Viruses Online* Charles McKay's Account of Tulipomania in Modern English* Charles Mackay's "The Madness of Crowds" is available from Project Gutenberg* part of the "Encyclopædia Romana" by James Grout.
* "Early Speculative Bubbles and Increases in the Supply of Money", a book by economist Douglas French detailing the Dutch crisis* Wageningen Tulip Portal, an extensive collection of historical resources, including scanned images of 17th century Dutch tulip books and pamphlets, from Wageningen UR Library* Page on the Tulip Breaking "potyvirus" from Plant Viruses Online* Charles McKay's Account of Tulipomania in Modern English* Charles Mackay's "The Madness of Crowds" is available from Project Gutenberg* part of the "Encyclopædia Romana" by James Grout.