[13] Rembrandt, The Sampling Officials of the Amsterdam Drapers’ Guild, https://hdl.handle.net/10934/RM0001.COLLECT.5217; Jan de Baen, De Staalmeesters, https://www.lakenhal.nl/en/collection/s-12. On sample books in the collection of the Museum de Lakenhal, Leiden, see https://www.lakenhal.nl/nl/collectie/1312-1 and, e.g., M. Terpstra, A Wave from the Past. On the Formation of Wave-Patterned Deformation of the Lakenhal Sample Books. Master Thesis Conservation and Restauration of Cultural Heritage (Specialisation Book & Paper), University of Amsterdam, 2020.]