https://museum.wales/collections/online/object/aa5c8099-ef58-3323-9534-834d88eb5867/Prof-Max-Liebermann-Berlin-1929/?field0=with_images&value0=on&field1=string&value1=working%20mens%20institute&field2=string&value2=building&index=0
max liebermanncollections onlinemuseum walesprofberlin
https://www.iodonna.it/attualita/eventi-e-mostre/gallery/max-liebermann-un-impressionista-di-berlino-la-mostra-e-a-roma/
Oct 7, 2024 - Max Liebermann. Un impressionista di Berlino: la mostra è a Roma fino al 9 febbraio 2025
max liebermannla mostraundiberlino
https://www.sothebys.com/en/auctions/ecatalogue/2008/european-paintings-including-german-austrian-central-european-paintings-and-the-orientalist-sale-l08101/lot.44.html
max liebermann