Question:
One billion years (Var.)
Similar Crossword Questions:
- One billion years, in geologic time
- A billion years (Var.)
- One billion years to Hubble
- One billion years, in geology
- Billion years (Var.)
- Billion years, to a geologist
- A billion years, in geology
- Division of about one billion years
- A billion years, in astronomy (Var.)
- One billion years, in astronomy
- A billion years
- Billion years, easily
- A billion years, in astronomy
- About a billion years
- A billion years, to Hubble
- One billion years
- A billion years, geologically
- One billion years, geologically
- A billion years, to geologists
- Billion years
- Author of "20,000 Years in Sing Sing"
- Years to Cato
- Est. and Lith., for 51 years
- "The Little Dancer of Fourteen Years" sculptor
- Multi-billion dollar industry