1. Photo 139/1(48) Reference (shelfmark): Photo 139/1(48) Title: [Portrait of Alex David Turnbull.] Photographer: Unknown Scope & Content: Genre: Portrait Photography Three-quarter length seated oval vignette portrait of Captain Alex David Turnbull (d.1864), Bengal Engineers from 1837. Subjects = Yule Collection Collection Area: Visual Arts Languages: Not applicable Date Range: c 1860 Extent: 1 item