Take 280 south, exit Sand Hill Road going east (second ramp on the exit), turn right on Alameda / Santa Cruz, turn left (next light) on Junipero Serra, turn left (next light) on Campus Drive West. Lyman is on your right side, across the street from the West Campus Tennis Courts.
Take 280 north, exit Page Mill Road going east, turn left on Junipero Serra, turn right (third light) on Campus Drive West (not Campus Drive East, they are different!). Lyman is on your right side, across the street from the West Campus Tennis Courts.
Exit Embarcadero Road West (Stanford Campus), go straight for a long time, and go straight past El Camino Real. After entering Stanford, turn right on Campus Drive. Go straight for a while, and after passing Santa Theresa Street, Lyman will be on your left hand side.
Drive towards campus on El Camino, turn on Embarcadero/Galvez going west (into campus), and turn right on Campus Drive. Go straight for a while, and after passing Santa Theresa Street, Lyman will be on your left hand side.