November 18, 1925: "Harry Goldert, lookout at San Hedrin, passed through this valley, enroute to San Francisco, his duties there being over for the season."(Ukiah Republican Press)
April 20, 1927: "Chess Riffe, chief of the fire ranger lookout on San Hedrin, near Covelo, was a Ukiah visitor several days this week. Mr. Riffe is well known in the Round Valley country where his interesting work had kept him for a number of years." (Ukiah Republican Press)
September 3, 1942: "Harry Presley, who has been at the Big Signal lookout on San Hedrin mountain in the forest ranger service since June 16, returned to Ukiah Tuesday night in what he described as his first contact with civilization since leaving here in June." (Ukiah Daily Journal)
September 2, 1987: "The spreading flames and billows of smoke forced the evacuation of the Sanhedrin fire lookout tower Tuesday afternoon. Gil Easter said the lookout, Mike Zwicky, was not in immediate danger but he could not have been evacuated later if danger grew. 'He couldn't see anything anyway,' Easter said, referring to the smoke that reduced visibility to near zero." (Ukiah Daily Journal)
September 3, 1987: "The flames raced up Sanhedrin's slopes and destroyed the fire lookout tower at the mountain's peak. The lookout had been evacuated earlier and escaped harm." (Ukiah Daily Journal)
September 13, 1987: "The fire lookout at Mount Sanhedrin's peak was spared from the fire, contrary to reports earlier in the week. It has been re-manned." (Ukiah Daily Journal)
1992: Due to budget cuts the lookout will not be staffed this fire season.