De Internationale en hare beoordeelaars : voordracht, gehouden in de vergadering van 6 Augustus 1871 der Amsterdamsche sectie van de Internationale : door H. Gerhard
The permalink or permanent URL guarantees that an object can be traced back on the internet in the future, even if the name of the website or the object changes. If you want to link objects in the Memory it is advised to use the Permalink and not the URL in the address bar of your browser.