Discover art across museum collections.

Live source network

One collection is only the beginning.

Start with an artwork, then cross institutional boundaries to find shared subjects, distant places, recurring materials, and parallel moments in history.

Open research · under review

What museum records reveal—and leave unresolved.

Several records report that a Braque painting was returned to Paul Rosenberg in 1947, even though it is absent from the Nazi inventory researchers might expect to contain it. Primary letters document recovery and intended restitution—but stop short of proving delivery.

This is a source-backed research lead, not a declared discovery. See what the evidence supports, where sources depend on one another, and which document could change the conclusion.