From almost any angle, it appears as if the East Peak of Mt. Tamalpais is the highest peak. But it's not true! West Peak, even after the removal of the mountaintop in 1950, is still over 2' taller. The mountain's peak have always been an optical illustion. Here's an article from the Alpine Club's newsletter in 1932 that poetically describes the effect.
And here's proof of the current height. This official survey of the height of the peaks, commissioned by MMWD, clearly states all the altitudes.
Here is the current West Peak survey mark, right next to the FAA Radome.