dr. goodleigh has classes at 9:00 and 10:00 a.m. , monday wednesday friday , leaving me alone in the museum for two hours with all of my old friends the head of pan , the etruscan amphora of the sphinxes , the attic amphora of hermes with dionysus , the red-figure pelike of artemis and the deer , the busts of aphrodite and augustus , menander , agrippina , marcus aurelius , vitellius .