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Revision as of 07:05, 26 February 2019

Important notice We believe that all illustrations on this site are either free of rights or posted with permission of the owner. If you know that any picture is not free of rights, please let us know and we will remove it. Texts are based on research. The main sources are acknowledged. If your work was used and not acknowledged or if you are unhappy with the acknowledgement let us know and we will try very hard to solve the issue.

The content of this site was created by unpaid volunteers with many hours of research as well as their own knowledge and collections. It is made available free of charge to all comers. If you pilfer their work, you are at best demotivating them, at worst you are making them stop making contributions. If you want to use a small amount of data for your own research, go right ahead. If you want to use an important quantity of data, ask the contributors. They like to say yes. If you want to use data for commercial purposes, the answer is no.