found a link to order new hirsch logo (for free !!) and it arrived with following instruction :thumbsup:
http://farm6.static.flickr.com/5251/...2d006be8_b.jpg
http://farm6.static.flickr.com/5057/...0bc8af4a_b.jpg
http://farm6.static.flickr.com/5295/...629beae5_b.jpg
http://farm6.static.flickr.com/5051/...c6678b30_b.jpg