Sr. Michaela O’Connor wrote an article for the Catholic San Francisco newspaper for the 40th anniversary special issue about the Cathedral.  Her words begin on the front page and continue on page 12.  The photos accompanying her article came from our archives. The link is

40th Anniversary of St. Mary’s Cathedral

‘I learned that the white marble of the
ambo, the font and the altar were taken
from the same part of the quarry in Italy so
that their grain, color and attributes would
be the same, reflecting the unity of baptism,
Eucharist and the word of the Lord.’
– Sister Michaela O’Connor