What was on the ship?

“What was on the Lucona?” — “Perspective. Young scientists” painting by Ivan Vepkhvadze, USSR, 1981 reminds us on the the aera of Udo Proksch aka Serge Kirchhofer and his unsolved case of the sunken ship Lucona.

Udo wearing Boeing Collection by Carrera 5705 made in Austria on his return to Austria.