-
Blood Donor Day with pink background + hearts, crosses – Postcard 6×4 model 321
In 1901, the Austrian doctor, pathologist and immunologist Karl Landsteiner distinguished blood groups – thanks to which we can successfully carry out transfusions today. For his discovery, Landsteiner was awarded the Nobel Prize in 1930.
And today we celebrate Blood Donation Day! Do we have Blood Donors here?6,15 € -
Template 321 consisting of 5 photos – Butterfly Day + butterflies
There are 3,156 species of butterflies in Poland. The most recognized butterflies are white cabbage and pygmy butterflies.
They are not only pleasing to the eye, but also pollinate the most plants next to the bees. Butterflies celebrate their holiday today!6,15 €