Bergstrom, E. H. (1940). Old glass paperweights: Their art, construction and distinguishing features. Lakeside Press.
Glass Paperweight Foundation. (n.d.). A brief history of paperweights. Retrieved April 16, 2025, from https://www.glasspaperweightfoundation.com/quick_overview
Hollister, P., & Lanmon, D. P. (1978). Paperweight: "Flowers which clothe the meadows". Corning Museum of Glass.
Miller, J. (2009). The complete guide to glass paperweights. Thames & Hudson.
Van den Biggelaar, R. (1982, May 13). Brief aan Royal Leerdam. Archief UM CBA9, nr. 0994.
Weights-n-Things. (n.d.). France. Retrieved April 16, 2025, from https://www.weights-n-things.com/antique-paperweights/france
Zwegers, B. (forthcoming). Vijftig. Een 'objectieve' geschiedenis van de Universiteit Maastricht. Maastricht: Maastricht University Press.
3D Models:
Cepparulo, F. (2021, May 22). Engagement Ring Box [Box 3D model]. Sketchfab. https://sketchfab.com/3d-models/engagement-ring-box-13f8efc17d85464e8ab590de27620ded
SamIsTwisted. (2023, January 10). Clipped paper with paperclip [Paper 3D model]. TurboSquid. https://www.turbosquid.com/3d-models/clipped-paper-with-paperclip-2012173
Shapespark. (2022, May 24). Shapespark low poly interior plants kit [Plant 3D model]. TurboSquid. https://www.turbosquid.com/3d-models/3d-model-shapespark-low-poly-interior-plants-kit-1901792
Selim_Ozer. (2023, April 13). Mini table [Table 3D model]. TurboSquid. https://www.turbosquid.com/3d-models/mini-table-2056136
Images and Videos:
Bing Image Creator. (n.d.). Bing Image Creator. https://www.bing.com/images/create/?ref=hn
CBS Sunday Morning. (2014, May 18). The beautiful world of paperweights [Video]. YouTube. https://youtu.be/HdtwaZxW8wo
Maastricht University. (n.d.). Logo. [UM Logo] https://www.maastrichtuniversity.nl/nl/support/communications-guide/house-style/logo
McNeven, J. (1851). The Foreign Department, viewed towards the transept [Coloured lithograph]. Victoria and Albert Museum. https://commons.wikimedia.org/wiki/File:Crystal_Palace_-_interior.jpg
Royal Leerdam. (n.d.). About us [Royal Leerdam Annotation Information]. https://www.royalleerdam.com/pages/about-us