• 03.040 “There are moon-letters here,
• 03.041 “What are moon-letters?”
• 03.042 “Moon-letters are rune-letters,
• 11.013 and the message of the moon-letters Elrond had read.
• 11.019 about the runes or the moon-letters,

These go completely unmentioned in OED, a true JRRT original.