Hubble, Edwin, Edwin Hubble to V. M. Slipher, March 6, 1953, on using images for a lecture, 1953-03-06
Hubble wrote to Slipher to request use of a few of his images on velocity and some of his spectra to use with Hubble's own on distance to deliver a…
Tags: Astronomy, distance, Edwin Hubble, galaxies, galaxy, Nebula, nebulae, Red Shift, V.M. Slipher, velocity
Slipher, V. M., V. M. Slipher to Edwin Hubble, March 20, 1953, on use of slides and spectra about nebulae for lecture, 1953-03-20
Slipher expresses interest at Hubble giving the Darwin Lecture, especially on the Red Shift and velocities of nebulae. He agreed to share his slides…
Tags: Astronomy, Edwin Hubble, galaxies, galaxy, Nebula, nebulae, Red Shift, V.M. Slipher, velocity
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