First Radial Velocity of Andromeda
Measures the Doppler shift of M31 and finds a very large approach velocity, the first radial-velocity measurement made for a spiral nebula.
Permanent historical records · Updated 2026-11-03
1912 in United States
Explore 1 historical events and records for United States in 1912.
Historical records for United States in 1912
Sorted by month and day. Records with no month are shown last. Showing 1 of 1 unique records.
1Unique records
1 of 1Page
1Named events on this page
1Named people on this page
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September
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.