Download or read book Hardy Boys 49: The Bombay Boomerang written by Franklin W. Dixon and published by Penguin. This book was released on 1970-01-01 with total page 192 pages. Available in PDF, EPUB and Kindle. Book excerpt: Frank and Joe Hardy become involved in a case affecting national security when Joe dials a wrong telephone number and gets the Pentagon. Two words— “Bombay Boomerang”— that the boys hear before the line goes dead plunge them into a whirlpool of danger and intrigue. At the same time, Frank and Joe must save their father from a murderous gang stealing mercury shipments in the Baltimore harbor. With clues linking the mercury thefts to the top secret Super S missile mysteriously stolen from a government arsenal. In a race against time, the three Hardys foil a diabolical scheme to create widespread havoc in the United States.