The Clue of the Velvet Mask, was illustrator, Rudy Nappi's
first Nancy Drew
had been illustrating covers for detective magazines.
He was the longest running illustrator for the series and illustrated the first art for volumes 30-56, and revised art for 1-5, 8-34.
also created the cover for the Triple Edition with a theme of Nancy surrounded by images from the first three books: a clock, staircase, and bungalow.
also created covers for the collectible puzzle books.
1923--Rudy Nappi is born.
first cover appears on Velvet Mask.