DJ3NG along with his friends was on his way to Spratly DX Pedition. A night before arriving at Spratly, his boat was attacked and sunken by Vietnamese gunships. DJ6SI fortunately survived and issued this QSL to mourn DJ3NG, DJ4EI, and others killed by this incident.
A short story of the long DX “Horror” journey to Spratley Islands
Read here(PDF file)