Prologue. 1898 -- Part 1. Shapes in tusks. Mammoth teeth -- Tribute and treasure -- Master carvers' medium -- Part 2. Ivory under the saw. Piano keys and billiard balls -- "Tooth of ivory and a slave to carry it" -- Ivory hunters -- Part 3. Elephant dilemma. Researchers and poachers -- Ivory ban -- Elephant dreams, elephant realities -- Epilogue 2007 -- Notes -- Acknowledgments -- Illustration credits -- Index.