In case you're not in the mood to scroll through a dozen pages of biography to get to anything related to the title, here's the relevant part:

In fact, a very good puller could only rarely manage to incorporate every drop of melted silicon from the crucible into the grown crystal. Anderson did exactly this on June 20, 1968: “I got every bit of melt out of it, which you don’t normally. It doesn’t normally happen because you can’t see the bottom of the crystal as you’re tapering off.” It was a remarkable enough occurrence that she kept the fully emptied crucible, emblazoning it with “Pat’s Glory,” and the date.