From the Beach cities:

Take Sepulveda (PCH) to Torrance Blvd. Proceed east for 4 miles, turning south on to Crenshaw Blvd. Turn left onto Sonoma Ave (3 blocks south of Torrance Blvd)

From Los Angeles:

Take the 405 freeway south past LAX, and exit south onto Crenshaw Blvd. Proceed south for 2 miles. Turn left on Sonoma Ave (3 blocks south of Torrance Blvd )