Time period (3 letters)

Kind of hygiene (4 letters)

Herodotus's Muse (4 letters)

Reagan-___ (3 letters)

*Exam ... dentist ... Roberts (4 letters)

Important times (4 letters)

Not written (4 letters)

Earlier (4 letters)

Mundane and Mayan (4 letters)

Building tiers (7 letters)

Tradition has it (4 letters)

The "E" in B.C.E. (3 letters)

Rule ending in 1947 (3 letters)

Story (4 letters)

"See ya!" (4 letters)

Eponymous Bloomer (6 letters)

Get on (3 letters)

Dead Sea Scrolls preservers (7 letters)

"Peanuts" expletive (4 letters)

Indefinite years (4 letters)