File:Aa large.jpgStates Government http://volcanoes.usgs.gov/Imgs/Jpg/Photoglossary/aa_large.jpg In difference to pāhoehoe, Aa is a term of Polynesian origin, pronounced Ah-ah
File:ARC-1944-AA-6374.jpghttps://images.nasa.gov/details/ARC-1944-AA-6374 URL: http://images-assets.nasa.gov/image/ARC-1944-AA-6374/ARC-1944-AA-6374~orig.jpg determination method: JImagehash
File:OyodoJun43.jpgreplaced with a standard 18m one; more crew quarters and AA weaponry added; and the large hangar (the large box-like part of the superstructure aft of her funnel