Medals or coins and other sketches:
-pencil sketches on paper
-loose
-12.6 x 7.2 cm

Portraits of Margaret of Austria and Joanna of Castile:
-pencil sketches on paper, mounted on card
-loose
-[left] 7.3 x 10.7 cm, [right] 7.3 x 10.5 cm (21.2 x 14.2 cm with mount)
-[on left sketch] 'Marguerita de Austria' (pencil note)
-[on right sketch] 'Juana hija de los / Reyes Catolicos' (pencil note)

Profile view of sleeping infant:
-pencil sketch on paper
-loose
-26.5 x 28.6 cm

Infant's face:
-pencil sketch on paper
-loose
-24.2 x 67.8 cm

Two studies of women in hats:
-pencil sketches on paper
-loose
-17.3 x 12.7 cm

Mother and infant, with sketches of children's faces:
-pencil sketches on paper
-loose
-33.1 x 27.7 cm

Design for a ceiling (?) with mythical figures in a centrifugal composition:
-ink sketch on paper
-loose
-22.7 x 34.7 cm
-[on sketch] 'Bon de C' (pencil note)
-[on sketch] 'Bon de C.' (pencil note)
-[on sketch] 'M J B' (pencil note)

Various sketches of human figures and dogs:
-pencil sketches on paper
-loose
-22.7 x 34.7 cm
-[on sketch] '"Dead (underlined) or alive"' (pencil note)

Two profile views of male heads:
-pencil sketches on paper
-loose
-40 x 28 cm

Woman in dress from behind:
-pencil sketch on paper
-loose
-25.4 x 42.5 cm
-[on sketch] '[R].B / August (?) 17'
-[on sketch] 'very good indeed' (pencil note)

Landscape with distant view of church tower:
-pencil sketch
-loose
-10.8 x 6.9 cm

Woman holding infant:
-pencil sketch on paper
-loose
-28.3 x 39.2 cm

Man in historical dress holding stick:
-pencil sketch on paper, mounted on paper
-loose
-11.9 x 24.7 cm (12 x 24.8 cm with mount)

Alpine landscape:
-watercolour on paper, mounted on paper
-loose
-16.2 x 22.4 cm (21.1 x 29.2 cm with mount)

Two infant heads:
-prints on paper, mounted on paper
-loose
-[upper] 6.9 x 8.1 cm, [lower] 7.6 x 8.9 cm (13.1 x 25.3 cm with mount)

Waterfalls with figures:
-watercolour and chalk on card
-loose
-25.3 x 17.4 cm

Four women contemplating a bust:
-ink (blue) sketch on paper
-loose
-9.9 x 14cm

Letter to Bonomi from 73, Lombard Street:
-print and ink (brown) text on paper
-loose
-9.9 x 14 cm
-[text]:
'73, Lombard Street, E. [C.]
London 3 Jan[y...
[Joseph] Bonomi Esq
Sir John Soane's...
13 Lincoln's In[n Fields...
W[. C...
[Dear] Sir
We beg to ackno[wledge]
[the rec]ipt of your Letter of yesterday...
[containi]ng a Remittance of ₤ 3 ,, 2...
[... cre]dit of the Biblical Archeol[ogy...
[... t]he names you mention.

Profile of man in fine dress:
-pencil drawing on paper
-loose
-10.5 x 12.9 cm
-[on drawing] 'face of[?]. debt.[? <perhaps debutant>]' (pencil note)
-[on verso] '10' (pencil note)

[Top] Sketches of types of female figures; [middle] caricatures of man and woman; [bottom] caricature of man (perhaps Bonomi himself) by pyramid:
-ink and pencil sketches on paper, mounted on blue lined paper
-loose
-[top] 13.5 x 6.5 cm, [middle (folded)] 5.6 x 6.6 cm / [middle (unfolded)] 5.6 x 13.1 cm, [bottom] 12 x 7 cm (17.4 x 22 cm with mount)
-[on top sketch] 'La belle taille ronde' (pencil note)
-[on verso of middle sketches] calculations (pencil note)

Knight on horseback:
-pencil sketch on paper
-loose
-20.1x 31.1 cm

Portraits of Jacomo de Cachiopin (1575-1642) [upper left], Justus Sustermans (1597-1681) [lower left], Jacques du Broeucq (c. 1505-1584) [upper right], and Paulus Pontius (1603-1658) [lower right] originally by Antoon van Dyck (1599-1641), copied from engravings in Icones Principum Virorum / The Iconography:
-pencil drawings on paper, mounted on paper with ink and ink (grey) wash frame
-mounted
-13.4 x 15.6 cm (22 x 24.7 cm with mount)
-[on drawing] '99 / 92 / 73 / 83' (pencil notes)
-[on mount] 'J. DE CACHOPIN.' (ink note)
-[on mount] 'J. DE BREUK.' (ink note)
-[on mount] 'J. SUTTERMANS.' (ink note)
-[on mount] 'P. PONTIUS.' (ink note)
-[on mount] 'a / 5.-' (pencil note)

Chair:
-pencil sketch on paper
-loose
-8.4 x 9.6 cm

Shopping list:
-ink text on paper
-loose
-9.6 x 8.4 cm
-[text] 'Biscuits (dog) / Soaps / Brush (underlined) / Spr(?) (crossed out) - Bath (underlined)'

Practice sketches of man in long clothing:
-pencil sketches on paper
-loose
-11.8 x 16.3 cm

Seldeu's Cottage:
-pencil sketch on paper
-loose
-25.5 x 17.5 cm
-[on sketch] 'Seldeu's Cottage' (pencil note)

Portrait of unknown young man:
-pencil drawing, with sketched bust on card
-loose
-26.3 x 35.9 cm

Various sketches, including tents, candelabra, and Egyptian coffins in tomb:
-pencil sketches on paper
-loose
-10.9 x 17.4 cm

Country house and garden, with sketches of three women:
-pencil and watercolour sketch on paper
-loose
-36.5 x 26.7 cm

Country house:
-pencil sketch on paper
-loose
-36.5 x 26.7 cm