Chapter 5Signaling PeriscopeWherein our heroes pass the message along
Isaac read out the decoded message. “Ship taken; not pirates; after the device; spy in department; from top north signal tower 287 deg at 15:00 send HEC Code 1889AG.” When Isaac read out the code, HEC stiffened, emitted a tone, and his eyes started flashing brightly.
“Another code!” Isaac exclaimed, and started recording the new set of dots and dashes.
Once his eyes stopped flashing, HEC turned to the children and said, “My apologies. I seem to have a gap in my timer. What just happened?” The children told him about the new code. HEC sensibly suggested, “We should turn this ...