London: Macmillan, 1924. 1st Edition. Full volume. FIRST EDITION OF EDDINGTON’S PAPER PROPOSING A CHANGE IN COORDINATE SYSTEMS THAT WILL ELIMINATE THE SCHWARZSCHILD SINGULARITY. The physical significance of this singularity, and whether this singularity could ever occur in nature, was debated for many decades” until the possibility of a black..... More

Lancaster: American Physical Society, 1960. 1st Edition. FIRST EDITION IN ORIGINAL WRAPS OF “KRUSKAL’S DISCOVERY OF THE FULL CLASSICAL SPACETIME STRUCTURE OF THE SIMPLEST TYPE OF BLACK HOLE IN GENERAL RELATIVITY” (Wikipedia). This work spurred a renaissance in a study of the physics of black holes. In this paper, Kruskal..... More