Sams created a collection of Egyptian antiquities during the 1820s partly during this travels. His first collection was sold to the British Museum in 1834 for £2500. A second collection pieces derived from the dispersal of the Henry Salt collection. This was the subject of Ancient Egypt. Objects of antiquity, forming part of the extensive & rich collections from ancient Egypt, brought to England by & now in the possession of J. Sams (London 1839) [WorldCat]. This was sold to Joseph Mayer of Liverpool around 1850.
M. L. Bierbrier, ‘Sams, Joseph (1784–1860)’, Oxford Dictionary of National Biography, Oxford University Press, 2004 [http://www.oxforddnb.com/view/article/24598]