Click on the button to access your mail box:


We will be happy to answer any technical question. On the other hand, we would also be grateful for any financial support in return. Even small donations are welcome. This email address is also to be used for payments via Paypal (donations and items purchased in our shop). If you don't have a Paypal account, please ask the Curator for other means of payments.

The value of an instrument depends not only on its condition but also on its functioning, on the market's situation in the country where you intend to sell it etc. We won't therefore answer any enquiry in this respect on the sole base of pictures.

If you want to share your knowledge with other visitors, you can help COMPASSIPEDIA fill the information gaps. Each contribution is helpful and valuable but don't forget to indicate your source lest this information can't be taken into consideration.


Compassipedia will also be grateful for being informed of any error in the technical descriptions or such ones that could lead to misunderstandings or hamper easy understanding. You are kindly invited to copy the source code of faulty text parts and send it back via e-mail with your corrections to the museum's Curator.


Unless otherwise specified, all pictures published on this website were taken and / or postedited by the museum's photographer ("Jaypee") and represent instruments and documents belonging to the museum's own collections.

By entering the Online Compass Museum, visitors accept the following rule:

reserves the right to post-edit and publish all pictures sent by visitors.
The sender of the pictures must guarantee that she/he is the author of these pictures.


The website COMPASSIPEDIA doesn't collect or forward any data from the visitors. We fully comply with the General Data Protection Regulation (GDPR) laid down by the EUROPEAN UNION.

This website is maintained by J.-P. DONZEY, Munich/Germany.