FAQ

How can I obtain a reproduction?

In case you are interested in reproductions of the books, please contact the corresponding archives.

How can I commission research services?

Please use the form below to order research services regarding both online items as well as books not yet digitised.
Upon receipt of your query we will send you an estimate of costs for free. You may afterwards choose to confirm your order in full or set a cost limit for the research services to be rendered.