Right on, Rob! That is indeed what I was seeking. No historically accurate word-for-word text of the speech exists.
Mr. Crissey put 13 years of research into his fascinating effort. His paternal grandfather was in the audience for Lincoln's historic speech in Bloomington.
Major's Hall, where Abraham Lincoln gave his Lost Speech, was built in 1852 by William Trabue Major. It was a three story building, and the auditorium in which Lincoln spoke comprised the third floor.