So it’s only natural that as part of our 125th anniversary celebration, we’re offering readers a crossword puzzle crammed with clues about books, authors, literary trends and fictional characters.

The creators behind the “jigsaw puzzle jewelers” Lazels, whose products run from $2 to $4 per piece, coming to prices like $650 (Gambit 256), $850 (Helen 382) or $1,200 (Galahad 502), cut ...