Crossword puzzle clue "darwin and newton each had one"

Darwin and Newton each had one

Like each answer in this puzzle - also each word in each clue - in length

Complete freedom ... and a hint to each half of the answer to each starred clue

Theme answer count, amount of letters in each, word hidden in each, and, when repeated twice, today's date

Early, or a hint to where each half of each starred answer can be found

Spinal Tap song with the lyric "I love her each weekday, each velvety cheek day"

Color that can precede each half of each [3] answer

Square that can follow each of the three words in each starred answer