Slipher, V. M., V. M. Slipher top Edwin Hubble, July 30, 1940, in response to Hubble's catalog of spectrographic images, 1940-07-30
Slipher states he will supply the images and information that Hubble has asked for but asks for a call to discuss a due date that he can send them by.…
Slipher, V. M., V. M. Slipher to Edwin Hubble, September 7, 1942, on Hubble's manuscript draft and multiple interpretations, 1942-09-07
Slipher thanks Hubble for sending him the draft of his paper on nebulae rotation and describes how he left some notes in soft pencil that Hubble could…
Slipher, V. M., V. M. Slipher to Edwin Hubble, March 29, 1924, on contacting Dr. Curtis to discuss bibliography, 1924-03-29
Slipher suggests Hubble contact Dr. Curtis to discuss the bibliography research Hubble has been conducting and briefly describes Curtis, including his…
Slipher, V. M., V. M. Slipher to Edwin Hubble, March 23, 1923, on the Nebulae publication from 1922, 1923-03-23
Slipher describes that he received a letter from Schlesinger about sending an abstract of their report for the previous year's American section of the…