The operation could be watched through a heavy pane of bulletproof glass.
"The Foreign Hand Tie"
Gordon Randall Garrett
Your Tandem is become far more renowned than the bulletproof coach, and your horse Bob, is far more famous already than the charger of old Blucher.
"Memoirs of Henry Hunt, Esq. Volume 3"
Henry Hunt
"I'm wearing a bulletproof vest; Mick McKenna loaned it to me yesterday," Rand enlightened Varcek.
"Murder in the Gunroom"
Henry Beam Piper