Inside a jewel-box rotunda in Rapperswil, Switzerland, two stone angels spread their wings over a richly decorated urn bearing the portrait medallion of Tadeusz Kościuszko — Polish-American Revolutionary War hero and freedom fighter — while an intricate mosaic ceiling glows overhead and a Black Madonna icon presides from the dome's apex, making this one of the most emotionally charged exile-memorial images in all of European postcard history. The Polish Museum at Rapperswil (Muzeum Polskie w Rapperswilu), founded in 1870 on the shores of Lake Zurich, became the spiritual heart of the Polish diaspora during the long years of partition, and the Kościuszko Mausoleum — containing an urn of Polish soil from the battlefield of Racławice — was its sacred centrepiece. This card, number 7 in the museum's own souvenir series, is captioned in four languages (French, Polish, and German), printed by T.Z.B. (Towarzystwo Zachęty do Sztuk Pięknych / Fine Arts Society, Warsaw, or a Swiss affiliate), catalogue number 2594. The half-tone black-and-white image is exceptional in its detail: the polychrome mosaic arches, the elaborate foliate borders, and the crossed sword and torch flanking the urn are all clearly legible. The museum's collections were returned to Poland in 1927; the mausoleum imagery therefore carries particular poignancy as a document of a physical space that no longer exists in its original form.