Expedition to Hogup Cave ID: 2015 | This file appears in: Hogup Cave Pictured are members of the archaeological team filling in a gully with dirt so their vehicle can make the drive to Hogup Cave. From left to right, the figures are Orvil Holley, Orville Evans, and Arnold Standing. | Source: Personal collection of Orvil Holley. Download Original File SourcePersonal collection of Orvil Holley. "Expedition to Hogup Cave" appears in: Hogup Cave