50 Romanian built cars ......... Ν3 21 73 370 0 001 - 050, one of the ugliest OSE freight cars ...
Some photos ...
21 73 370 0 001-2 at Nea Magnisia , Thessaloniki
21 73 370 0 015-2 at Xanthi
21 73 370 0 020-2 at Didimoticho
21 73 370 0 035-0 at Ligaria
21 73 370 0 047-5 at Volos
21 73 370 0 048-3 at Rentis
Of course some of them are still (rarely) being used .