The most common are the "Lord and Lady" or "God and Goddess". They go by a ZILLION different names. They are the division of the Universe into it's masculine and feminine aspects. Thus, if you address one, you address all that is female or male. If you speak to both, than it is the same as speaking to the Universe. These two are extremely versatile, and are used quite often. Books in PDF format to read:
Morwyn - The Golden DawnDaniel Haigh - The Anglo Saxon Sagas
Aleister Crowley - The Zodiac And The Tarot
