2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/165578This is a review of the four-volume set entitled The Genesis of General Relativity edited by Juergen Renn, Springer, Dordrecht (2007)11 pages, to appear in General Relativity and GravitationHistory and Philosophy of PhysicsGeneral Relativity and Quantum Cosmologytext