Access NAPP linked samples

How can I access the linked samples from the NAPP database? They should be available through the following page, but the links turn out to be broken:

On the page to create usual IPUMS-International extracts, I can only find the separate censuses but not the linked versions.


Linked historical samples previously available through NAPP are available through IPUMS International under “Linked Historical Censuses” on the left hand navigation menu.