Official websites use .gov A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
NOTE: This article appeared under the headline, "Tinkering With The Environment", in the Sunday, February 9, 1969 edition of the The San Francisco Chronicle. It also appeared under the headline, "What Impact of Sea-Level Canal?", in the Monday, January 3, 1969 edition of the Oak Ridge, Tennessee Oak Ridger.
Periodical. Lederberg, Joshua. "Sea-Level Canal Points Up Need for Environmental Data." Washington Post, (1 February 1969). Article. Newspaper Column. 1 Image.. Washington Post. Lederberg UI. S135