Hedy Lamarr's double life /

Hedy Lamarr became a movie legend, but her true loves were always science and engineering. During World War II, Hedy collaborated with another inventor on an innovative technology called frequency hopping. It was designed to prevent the enemy from jamming torpedo radio signals and commanding weapons...

Full description

Main Author: Wallmark, Laurie,
Other Authors: Wu, Katy,
Format: Book
Published: New York : Sterling Children's Books, [2019]
Physical Description: 42 unnumbered pages : color illustrations ; 29 cm
Subjects:
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001 on1045199885
003 OCoLC
005 20190219120800.0
008 180719t20192019nyua j b 000 0beng d
020 |a 9781454926917  |q (hardcover) 
020 |a 1454926910  |q (hardcover) 
035 |a (OCoLC)1045199885 
040 |a YDX  |b eng  |e rda  |c YDX  |d OCLCQ  |d JP3  |d GO6  |d WHWPL  |d NBO  |d QQ3  |d CGP  |d OCLCO  |d OCLCF  |d ORK  |d UAP  |d OCP  |d IGA  |d UIU  |d NYP  |d OCLCO  |d D9M  |d GRR 
043 |a n-us--- 
049 |a GRRA 
050 4 |a PN2287.L36  |b W35 2019 
082 0 4 |a 791.43028092  |2 23 
099 |a E  |a Wal 
100 1 |a Wallmark, Laurie,  |e author. 
245 1 0 |a Hedy Lamarr's double life /  |c written by Laurie Wallmark ; illustrated by Katy Wu. 
246 1 |i Additional title on cover :  |a Hedy Lamarr's double life :  |b Hollywood legend and brilliant inventor 
264 1 |a New York :  |b Sterling Children's Books,  |c [2019] 
264 4 |c Ã2019 
300 |a 42 unnumbered pages :  |b color illustrations ;  |c 29 cm 
336 |a text  |b txt  |2 rdacontent 
336 |a still image  |b sti  |2 rdacontent 
337 |a unmediated  |b n  |2 rdamedia 
338 |a volume  |b nc  |2 rdacarrier 
504 |a Includes bibliographical references. 
520 |a Hedy Lamarr became a movie legend, but her true loves were always science and engineering. During World War II, Hedy collaborated with another inventor on an innovative technology called frequency hopping. It was designed to prevent the enemy from jamming torpedo radio signals and commanding weapons to go off course. Frequency hopping is still used today to keep our cell phone messages private and defend our computers from hackers. In this biography, meet the real Hedy Lamarr : not only a beloved film star, but a visionary scientist who helped create the world we live in today. 
600 1 0 |a Lamarr, Hedy,  |d 1913-2000  |v Juvenile literature. 
650 0 |a Actresses  |z United States  |v Biography  |v Juvenile literature. 
650 0 |a Spread spectrum communications  |v Juvenile literature. 
650 0 |a Inventors  |v Biography  |v Juvenile literature. 
650 0 |a World War, 1939-1945  |x Participation, Female  |v Juvenile literature. 
655 7 |a Biographies.  |2 lcgft 
655 7 |a Picture books.  |2 lcgft 
690 4 |a Easy books. 
700 1 |a Wu, Katy,  |e illustrator. 
994 |a C0  |b GRR 
949 |a E Wal  |i 32020026062927  |k i  |l feb  |m hq  |t jbk 
949 |a E Wal  |i 32020026062901  |k i  |l feb  |m hq  |t jbk 
949 |a E Wal  |i 32020026062919  |k o  |l feb  |m sm  |t jbk 
999 |a 1127627