Cover
Title Page
Copyright
Epigraph
Prologue · 1931
Part One | Botany · 1920–1929
Part Two | Defense · 1910–1919
Part Three | Chemistry · 1900–1909
Part Four | Magnetism · 1890–1899
Part Five | Light · 1880–1889
Part Six | Sound · 1870–1879
Part Seven | Telegraphy · 1860–1869
Part Eight | Natural Philosophy · 1847–1859
Epilogue · 1931
Dedication
Acknowledgments
Select Bibliography
Notes
Illustration Credits
By Edmund Morris
About the Author