The purple beam of the UV pen held steady against the heavy signet ring in Julian Vance’s palm.
Ring SS-1924 flared a sharp, electric blue in the beam.
Mac Cole wiped a smear of grey grease from his cheek and leaned in close.
“That match what’s stuck to the gauge, Julian?” Mac asked.
“It’s the exact negative,” Julian said.
He tapped his yellow Dixon pencil against the rim of his Draeger respirator.
“Every notch in the anchor stock matches the iron-gall watermark,” Julian said.
“The seal didn’t drop out of that sonar housing by accident,” Julian added. “It’s the counter-stamp.”
