Joseph Bonomi the Younger into debt and was eventually happy to accept a modestly paid commission to accompany Robert Hay on an expedition, via Malta, to Egypt in 1824. This began a lifelong interest in Egyptology. From 1824 to 1826, he was a member of Hay's expedition where he sketched many antiquities. At Abu Simbel in 1825, Bonomi – responding to Hay's demands for great accuracy – devised a drawing frame (a viewfinder-type device equipped with a sight and a string or wire grid) to help them draw the temples' interior decorations. The expedition then moved on to Kalabsha, where Bonomi laboured to produce
Abu Simbel temples On the south and the north walls of this chamber there are two graceful and poetic bas-reliefs of the king and his consort presenting papyrus plants to Hathor, who is depicted as a cow on a boat sailing in a thicket of papyri. On the west wall, Ramesses II and Nefertari are depicted making offerings to god Horus and the divinities of the Cataracts — Satis, Anubis and Khnum. The rock cut sanctuary and the two side chambers are connected to the transverse vestibule and are aligned with the axis of the temple. The bas-reliefs on the side walls of