Last weekend we had in Warsaw the 16th Science Picnic of Polish Radio and the Copernicus Science Centre. It is an opportunity to present Polish science and its popularisers. Here is a link describing the event (in English): http://pikniknaukowy.pl/2012/en/
In a tent of one of the participating institutions they were distibuting for no charge simple paper sundials to be done withing half a minute. Acording to official info they had 500 pieces to distribute during the event and all of them were taken within a few hours. We have it on Gnomonika.pl for download: http://gnomonika.pl/file.php?id=9 -- Best regards Darek Oczki 52N 21E Warsaw, Poland GNOMONIKA.pl Sundials in Poland http://gnomonika.pl --------------------------------------------------- https://lists.uni-koeln.de/mailman/listinfo/sundial
