That was 11:16 a.m. local time
in San Francisco.
Citations.
MLA
"San Francisco Chronicle homepage at Feb. 21, 2017, 7:16 p.m. UTC." PastPages. 21 Feb. 2017. Web. 20 April 2018. <http://www.pastpages.org/screenshot/3308225/>
APA
San Francisco Chronicle homepage at Feb. 21, 2017, 7:16 p.m. UTC. (2017, Feb. 21). PastPages. Retrieved from http://www.pastpages.org/screenshot/3308225/
Chicago
"San Francisco Chronicle homepage at Feb. 21, 2017, 7:16 p.m. UTC." PastPages. Last modified February 21, 2017, http://www.pastpages.org/screenshot/3308225/.
Wikipedia
{{cite web
| url = http://www.pastpages.org/screenshot/3308225/
| title = San Francisco Chronicle homepage at Feb. 21, 2017, 7:16 p.m. UTC
| publisher = PastPages
| date = Feb. 21, 2017
| accessdate = April 20, 2018
| ref = {{harvid|PastPages-3308225|2017}}
}}