Foucault's Pendulum, p.7. ..Henry Adams, V. And GR all compact.

[Mark Kohut]

...and Nuremberg Maidens, whose hearts still bristle with naked nails:
these were once airplane engines. Now they form a horrible garland of
simulacra that live in adoration of the Pendulum; it is as if the progeny
of Reason and the Enlightenment had been condemned to stand guard forever
over the ultimate symbol of Tradition and Wisdom