1953 Trieste B stamps commemorating the 10th anniversary of the death of Physicist Tesla of Yugoslavia overprinted “STT – VUJNA” in blue and red, subject effigy of Croatian Physicist Nicola Tesla. 2 values, perfect, mint and never hinged. Sassone catalog no. 72/73, Euro 15.00. The stamps while of the same quality and beauty may be different from those reproduced in the image.