01329cam a2200325 i 4500 482400388 TxAuBib 20210101120000.0 190211s2019||||||||||||||||||||||||eng|u 2019002548 9781250211712 hardcover 1250211719 hardcover NJQ/DLC eng NJQ rda DLC TxAuBib rda Leung, Julie. Who did it first : 50 scientists, artists, and mathematicians who revolutionized the world / edited by Alex Hart ; written by Julie Leung ; illustrated by Caitlin Kuhwald. New York : Henry Holt and Company, [2019] pages cm. txt rdacontent n rdamedia nc rdacarrier Firsts Includes bibliographical references. "Illustrated book with profiles of the men and women who have revolutionized science, technology, engineering, the arts, and mathematics, with a focus on their accomplishments that were "firsts" in their fields."-- Provided by publisher. Ages 9-12. 20210101. Biography Juvenile literature. Hart, Alex, editor. Kuhwald, Caitlin, illustrator. Firsts.