Browse Items (49 total)

Hubble, Edwin, Edwin Hubble to V. M. Slipher, June 22, 1926, on sub-committee appointments and potential plagiarism, 1926-06-22

Hubble describes that by process of elimination, he sees that he, Slipher, Shapley, and Reynolds were the only four really able to serve on the…

Tags: Edwin Hubble, galaxies, galaxy, Harlow Shapley, John H. Reynolds, Knut Lundmark, Lick Observatory, Nebula, nebulae, Otto Struve, V.M. Slipher, Yerkes Observatory

Hubble, Edwin, Edwin Hubble telegram to V. M. Slipher, November 26, 1926, arrival in Flagstaff, 1926-11-26

A quick telegram from Hubble, informing Slipher of his coming arrival in Flagstaff and asking if it is convenient.

Tags: Edwin Hubble, telegram, travel, V.M. Slipher

Hubble, Edwin, Edwin Hubble to V. M. Slipher, December 20, 1927, on current work related to nebulae and star clusters, 1927-12-20

Hubble answers Slipher's question from his December tenth (10th) letter as to how his work is progressing by describing some of his findings and…

Tags: Edwin Hubble, galaxies, galaxy, Heber Doust Curtis, Knut Lundmark, Nebula, nebulae, V.M. Slipher

Hubble, Edwin, Edwin Hubble to V. M. Slipher, October 5, 1928, on travel to Arizona and establishing an observing station, 1928-10-05

Hubble states how he was recruited to investigate conditions for a new observing station in Arizona, and that the related group would travel to…

Tags: Edwin Hubble, observing station, travel, V.M. Slipher

Hubble, Edwin, Edwin Hubble to V. M. Slipher, November 2, 1928, on results of observing station trip, 1928-11-02

Hubble describes how he had to finish up in Arizona unexpectedly but the best results were the observations from the Grand Canyon and Cameron,…

Tags: California Institute of Technology, Edwin Hubble, observing station, travel, V.M. Slipher

Hubble, Edwin, Edwin Hubble to V. M. Slipher, April 11, 1930, on nebulae velocity results, 1930-04-11

Hubble requests that Slipher send his unpublished values on radical velocity of extra-galactic nebulae so he can compare them to general results he…

Tags: Edwin Hubble, galaxies, galaxy, Nebula, nebulae, V.M. Slipher, velocity

Hubble, Edwin, Edwin Hubble to V. M. Slipher, July 22, 1932, on spectrographic rotations of nebulae, 1932-07-22

Hubble contacted Slipher to ask if the report he had heard of Slipher observing spectrographic rotations of nebulae was true and, if so, how the work…

Tags: Edwin Hubble, galaxies, galaxy, Nebula, nebulae, spectrograph, V.M. Slipher, velocity

Hubble, Edwin, Edwin Hubble to American Philosophical Society Committee on Grants-in-Aid, May 28, 1937, on Slipher's search for a new planet, 1937-05-28

This is the copy of the letter Hubble sent in for the grant to search for a new planet. He emphasized that it would answer an important, ongoing…

Tags: Edwin Hubble, grant, new planet, V.M. Slipher

Hubble, Edwin, Edwin Hubble to V. M. Slipher, July 8, 1940, on a catalogue of velocities of nebulae, 1940-07-08

Hubble wrote to Slipher to inform him that Mount Wilson was constructing a catalog of radical velocities of extragalactic nebulae and their…

Tags: dispersion, Edwin Hubble, galaxies, galaxy, Nebula, nebulae, V.M. Slipher, velocity

Hubble, Edwin, Edwin Hubble to V. M. Slipher, August 2, 1940, on the requested spectrographs and related work, 1940-08-02

Hubble relates to Slipher that there is no rush to deliver the images and data as they are imposing on Slipher. He also relates that they are…

Tags: Astronomy, Edwin Hubble, galaxies, galaxy, Nebula, nebulae, spectrograph, V.M. Slipher, velocity