Tree, and landscape with trees:

• pencil and watercolour sketches on card
• loose
• 22.9 x 28.8 cm

Triangle designs, perhaps pyramid sections:

• pencil sketches on paper
• loose
• 17.2 x 27.8 cm

Coastline view of Zembra island in Tunisia:

• watercolour on paper
• loose
• 10 x 7.7 cm
• [on sketch] 'Zembra S 1/2 E' (ink note)

Two Egyptians overseeing four slaves at work, with man on left (probably Eratosthenes):

• partially inked pencil sketch on tracing paper
• loose, adjacent to Bonomi MSS 42.5 and Bonomi MSS 42.6
• 55.1 x 24.2 cm

Two angels flanking a door:

• pencil drawing on tracing paper
• mounted, together with Bonomi MSS 40.15 and 40.17
• 24.5 x 12.8 cm
• [on drawing] 'JB' (pencil note)

Two angels flanking a door:

• pencil sketch on paper
• mounted, together with Bonomi MSS 40.16-17
• 19.3 x 12.4 cm

Two angels flanking a door:

• pencil sketch on tracing paper
• mounted, together with Bonomi MSS 46.5
• 24.6 x 12.7 cm
• [on sketch] 'JB' (pencil note)

Two angels flanking a door, each repeated on either side, in one case mirrored:

• pencil sketch on tracing paper
• mounted, together with Bonomi MSS 40.15-16
• 24.6 x 13.2 cm
• [on sketch] 'JB' (pencil note)

Two angels flanking a door, one repeated on the side:

• pencil and ink sketches on paper
• mounted, together with Bonomi MSS 51.12 and Bonomi MSS 51.13
• 20.4 x 12.4 cm

Two angels praying over a tomb:

• pencil sketch on tracing paper
• loose, together with Bonomi MSS 46.2
• 24.6 x 24.5 cm

Two beseeching female figures in classical dress:

• pencil drawing on paper
• loose
• 23.8 x 20.8 cm

Two designs featuring the goddess Britannia:

• pencil drawings on tracing paper, ink circles
• mounted, together with Bonomi MSS 40.22
• 25.6 x 16.5 cm

Two designs featuring the goddess Britannia and quatrain in Italian:

• ink and pencil sketches/tracings and pencil text on paper
• loose
• 22.8 x 37.4 cm
• [text] 'Santo padre non tremale / Se senti te cannonate: / Benchè semo poca gente / Non tre mamo, un accidente!'

Two designs of Britannia replenishing the lamp of the genius of art in grid:

• ink and pencil sketches on tracing paper
• mounted
• 25.5 x 15.4 cm

Two designs of seated female figure with nude child on her lap, chasing a bee:

• pencil sketch and inked pencil sketch on paper
• loose
• 20.4 x 12.6 cm

Two designs of woman holding ewer and lamp in grid:

• pencil sketch on paper and inked (red and black) pencil tracing on tracing paper mounted on paper
• loose
• 24.1 x 18.5 cm

Two designs of woman pouring oil into a lamp (mirror view):

• pencil tracings on tracing paper
• mounted, together with Bonomi MSS 46.15
• 12.1 x 19.0 cm

Two drawings of seated woman holding bridal veil:

• pencil drawings/tracings on tracing paper
• mounted
• 19.0 x 25.1 cm

Two female figures, one on left with a set of scales and one on right with a sword (allegories of Justice):

• pencil sketch/tracing on tracing paper
• mounted, together with Bonomi MSS 40.5
• 19.9 x 12.4 cm

Two female figures, one on right with a set of scales and one on left with a sword (allegories of Justice):

• inked pencil sketch/tracing on tracing paper
• mounted, together with Bonomi MSS 46.46 and Bonomi 46.47
• 9.5 x 6.8 cm

Two figures on a boat, standing figure and profile of dog's head:

• pencil sketches on paper
• loose
• 12.6 x 17.2 cm
• [on verso] '29th July.' (pencil note)

Two finely dressed male figures (one wearing eastern clothing with fez, the other wearing western clothing):

• pencil sketch on paper
• loose
• 22.8 x 18.5 cm

Two human figures, one seated and one standing:

• pencil sketch on paper
• loose
• 17.3 x 12.9 cm

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)

Two kneeling women mourning next to a sarcophagus:

• pencil sketch on paper
• partially attached, together with Bonomi MSS 42.6
• 10.2 x 14.1 cm

Two men wrestling:

• pencil and carbon drawing on paper
• mounted
• 18.7 x 27.2 cm
• [on drawing] 'An 1816' (pencil note)

Two mirror views of man using compasses (probably Eratosthenes estimating Earth's circumference):

• pencil sketches on paper
• loose, adjacent to page 7
• 22.7 x 18.0 cm

Two ornamental/commemorative column designs from ancient Greek pottery decoration, traced from publications (one on recto, one on verso). Upper (recto): column or pillar with kylix and egg on top; lower (verso): Doric column with fabric bands.

• pencil tracings on tracing paper
• loose
• 15.6 x 24.7 cm
• [on recto tracing] 'Vol III / 69' (pencil note)
• [on verso tracing] '4 / 1 122' (pencil note)

Two overlapping sketches of bearded male heads:

• pencil sketches on paper
• loose
• 13 x 18.7 cm

Two pencil sketches of sculptural fragments with Greek inscriptions; (left) circular motif and (right) eyes:

• pencil sketches on paper
• loose
• 12.6 x 7.5 cm
• [on sketch] 'ΕΥΤΥΧΙΑ ΥΨΕΙΣΤΩΣ ΕΥΧΗΝ' (pencil note)
• [on sketch] 'eΙCΙΔΤΗΔΙΙΥ · ΨΙCΤω' (pencil note)