Earl of Olay
First Mention: LIAB Epilogue 22
The Earl of Olay was the secret keeper of the Tome of Flintlock, entrusted with keeping it safe and giving it to whoever should succeed King Slately should he perish. He or she gave the tome to King Tramennis following the Siege of Spacerock.
Real World References
Olay is a line of cosmetics, many of which purport to be anti-aging.