01247cam a2200313 4500 95241914 TxAuBib 20140430120000.0 131231s2014||||||||||||||||||||||||eng|u 2013047000 9780764212444 cloth : alk. paper 0764212443 cloth : alk. paper DLC eng DLC TxAuBib Henderson, Dee. Undetected [book] / Dee Henderson. Minneapolis, MN : Bethany House, A division of Baker Publishing Group, 2014. 476 p. ; 23 cm. "Researcher Gina Gray is on the verge of a breakthrough in sonar technology, and what she's told Navy Commander Mark Bishop is only the beginning.."-- 20140506. Women Research Fiction. Sonar Research Fiction. Sonar Equipment and supplies Fiction. Military surveillance Equipment and supplies Fiction. Command and control systems Equipment and supplies Fiction. Radar Military applications Fiction. Christian fiction. Love stories. CCTYL