How many copies would you like to order?
96 USD per copy (84 when ordering eight or more)

  copies of Trees, maps, and theorems

If you received a “special order” code (for example,
when attending one of our sessions), enter it here.

Special order:  

How would you like the package shipped to you?

  Media Mail
6 USD for the first copy, 1.50 USD per additional one

  Priority Mail
12 USD for the first copy, 3 USD per additional one