In 1989, NOAA said most global warming occurred before 1919.
Analysis of warming since 1881 shows most of the increase in global temperature happened before 1919 – before the more re-cent sharp rise in the amount of carbon dioxide in the atmosphere. said Thomas Karl, of the National Oceanic and Atmospheric Administration’s National Climatic Data Center in Asheville, N.C.
7 Dec 1989, Page 14 – at Newspapers.com
NOAA now shows cooling from 1881 to 1919, and that all global warming occurred after 1910.