Home Institute Divisions Library FAQ / How to.... Library Card FAQ: Library Card How do I get a library card? When you start your work at MPI you ususally visit the library. If not, you can come later to us. For which purposes do I need the library card? It allows you to borrow print books; e-resources are available without library card. How do I extend my library card? The library card is valid until the end of your contract. Please inform us if your contract is extended; according to this we will extend your library card. I have lost my library card. What can I do? Please come to the library office. We will lock your lost card and you will get a new one.