. . "Jadran was a Yugoslavian single-seat amphibian sailplane. It was designed by Jaroslav Koser, a student at the Ljubljana Technical Faculty (Tehni\u0161ka fakulteta v Ljubljani) of the University of Ljubljana. It was constrcuted in 1949 based on a previous design of the constructor, Koser-Hrovat KB-1 Triglav."@en . . . "Koser KB-3 Jadran"@en . . . . . . . . . . . . . . . . . "29810059"^^ . . . "547281146"^^ . . "Jadran was a Yugoslavian single-seat amphibian sailplane. It was designed by Jaroslav Koser, a student at the Ljubljana Technical Faculty (Tehni\u0161ka fakulteta v Ljubljani) of the University of Ljubljana. It was constrcuted in 1949 based on a previous design of the constructor, Koser-Hrovat KB-1 Triglav."@en . . . . . . . . . . . . . . . . .