Historical images of moons, stars, and planets, comets, meteors, and meteorites. Mathematical, chemical, and technical models, physical, chemical, astronomical, and navigation instruments, refractors, reflecting telescopes, astrographs, and hydrographic maps of the sea due to the Valdivia expedition (1898-1899), ancient and modern computing devices, mainframes, computers, laptops, smartphones, and the Telefunken trackball, which was the first mouse in the history of computers.