Calendar with impossible objects

• Designers in Russian company Gazdevice, which produces gas equipment, created company’s calendar for the year 2007 with Oscar Reutersvärd-style impossible figures. The slogan of the company is "Unreal is real".

• http://nevsedoma.com.ua/index.php?newsid=6700• http://max.az/post1390-kalendar-2007-goda-s-nevozmozhnimi-obektami• http://impossible-world.blogspot.gr/2010/08/calendar-2010-of-gazdevice-company.html

• presentation by sotos