A. E. Douglass
id:
a-e-douglass-269-11845277
title:
A. E. Douglass
text:
A. E. Douglass was an American astronomer. He discovered a correlation between tree rings and the sunspot cycle, and founded the discipline of dendrochronology, which is a method of dating wood by analyzing the growth ring pattern. He started his discoveries in this field in 1894 when he was working at the Lowell Observatory. During this time he was an assistant to Percival Lowell, but fell out with him when his experiments made him doubt the existence of artificial "canals" on Mars and visible
brand slug:
wiki
category slug:
encyclopedia
description:
American astronomer
original url:
https://en.wikipedia.org/wiki/A._E._Douglass
date created:
date modified:
2023-10-25T08:56:59Z
main entity:
{"identifier":"Q504597","url":"https://www.wikidata.org/entity/Q504597"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/3/35/Douglass_and_Steward_Telescope_1922.jpg","width":647,"height":840}
fields total:
13
integrity:
15