- 13 geometric months

(13x28)+1 = 365 days

- 13 moons on turtles shell

- Elixir of 28 (4 x 7 'seed of life')

   - Royal cubit of 28 digits

(Egyptian unit of measure)

   - Alchemy of 28

(lunar cycles combined)

   - 28 lunar mansions

(28x13)+1 = 365 days

   - Lunar elliptical cycle of 18.63 years

*cycle of risings and settings

of the Lunar solstices and equinoxes

   - Years of 12 and 13 lunations or organic moons

   - Cycles of 29 and 30 days

(synodic matrix)

   - Stonehenge 29.5 stone circle (sarsen stones)

>>> sign petition to save Summer Solstice sunrise view from being blocked by M.O.D.

- Triple Spiral

(2 years of 12 moons & 1 year of 13)

   - 19 year cycle

("Flower of Life in Time")

   - Lunar geometries (META 19)

   - Saros of 18.03 years

(Eclipse cycles 19 x 346.6 days)