M'rani Alaoui, Malika. “Early Photography in the Rijksmuseum’s Collection: A Group of Glass Negatives from the Estate of Laurens Lodewijk Kleijn (1826-1909)”. The Rijksmuseum Bulletin, vol. 68, no. 1, Mar. 2020, pp. 5-29, https://doi.org/10.52476/trb.9688.