Crossword puzzle clue "follower of johnson and a two word hint to this crossword's theme"

Follower of Johnson, and a two-word hint to this crossword's theme

Hint (and a hint to this puzzle's theme)

First word across in the first-ever crossword (1913) and the first of a dozen appearances of the word in this puzzle's grid, written word search-style (left, right, down, and diagonally) ... Can you f

Johnson and Johnson, e.g.

Johnson and Johnson, once (abbr.)

Follower of a plane ... or a hint to this puzzle's theme

"Word that can appear before the starts of A-, B- C-, D- and E-Across" crossword theme, e.g.

Angle (and a three-word hint to this puzzle's theme)