Swim ring (current) Shankar Balasubramanian British Rail Class 205 Department store Berkeley Tribe ISO 10161 Prosopography of the Byzantine World Structuralism (biology) Cardinal Richelieu Media of the Republic of Ireland Lustrum Sandy Bridge Rhotic consonant OSCAR-7 April 2162 lunar eclipse David Stoll (anthropologist) DNA repair and recombination protein RAD54-like Villa of Livia Bola language (Austronesian)