Angels, fragile ones, trapped behind glass
Angels, open to the world, wearing cloaks of lichen and moss...
Marble work, lost forever, save smallest of plant life keeps the artist's work alive.

Line one:

Angels, fragile ones, trapped behind glass
Angels, open to the world, wearing cloaks of lichen and moss...
Marble work, lost forever, save smallest of plant life keeps the artist's work alive.

Line two:

Angels, fragile ones, trapped behind glass
Angels, open to the world, wearing cloaks of lichen and moss...
Marble work, lost forever, save smallest of plant life keeps the artist's work alive.

Line three:

The south face, weathered by time, sun and sea...

...and since you may not be able to see the carving without an LCD monitor or all sorts of gamma, here's an enhanced version (Photoshop Elements):

Then again, perhaps we should let the Master Artist handle it for us?

The north face, delicate tracery echoing the artist's work...