- ColecciónBonomi MSS - Joseph Bonomi Collection
- Unidad documental compuestaBonomi MSS 27 - Drawings Various
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- Unidad documental simpleBonomi MSS 27.32 - Portraits of Margaret of Austria and Joanna of Castile
- Unidad documental simpleBonomi MSS 27.33 - Profile view of sleeping infant
- Unidad documental simpleBonomi MSS 27.34 - Infant's face
- Unidad documental simpleBonomi MSS 27.35 - Two studies of women in hats
- Unidad documental simpleBonomi MSS 27.36 - Mother and infant, with sketches of children's faces
- Unidad documental simpleBonomi MSS 27.37 (recto) - Design for a ceiling (?) with mythical figures
- Unidad documental simpleBonomi MSS 27.37 (verso) - Various sketches of human figures and dogs
- Unidad documental simpleBonomi MSS 27.38 - Two profile views of male heads
- Unidad documental simpleBonomi MSS 27.39 - Woman in dress from behind
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