Crossword puzzle clue "infant's notable first"

First-class piece of infant's wear?

Infant on the first "TV Guide" cover

1994 literary autobiography whose first chapter is titled "Infant Prodigy?"

Infant in his or her first month

Its first notable orchestral use was in Saint-Saëns' "Danse Macabre"

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