Answer:

abelincoln

Answer	Crossword Clue
ABELINCOLN	Emancipator from Nebraska?
ABELINCOLN	"The Great Emancipator"
ABELINCOLN	Johnson predecessor

ABELINCOLN	Raymond Massey role.
ABELINCOLN	Subject of Robert Sherwood play.
ABELINCOLN	Sherwood hero.
ABELINCOLN	Union man?
ABELINCOLN	First president born outside the original 13 colonies
ABELINCOLN	Political leader who patented a system to alter the buoyancy of steamboats
ABELINCOLN	Prez who delivered a famous address on Nov. 19, 1863
ABELINCOLN	President who proclaimed Thanksgiving a national holiday