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
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
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