Includes bibliographical references (p. 101-107) and index.
CONTENTS NOTE
Text of Note
Abraham Lincoln's mechanical mind -- Lincoln's lecture on discoveries and inventions : the unknown draft -- Appendix 1 : patent no. 6.469, May 22, 1849, Buoying vessels over shoals, Abraham Lincoln, of Springfield, Illinois -- Appendix 2 : Lincoln's first and second lectures on discoveries and inventions.