History of radar for various purposes; on the Shuttle Radar Topography Mission, the entire planet was mapped at a 30-m resolution. The Jodrell Bank Observatory, an operation of the University of Manchester in Britain, was originally started by Bernard Lovell to be a radar astronomy facility. It initially used a war-surplus GL-II radar system operating at 71 MHz (4.2 m). The first observations were of ionized trails in the Geminids meteor shower during December 1945. While the facility soon evolved to become the third largest radio observatory in the world, some radar astronomy continued. The largest (250-ft or 76-m in diameter) of their
Are You a Boy or Are You a Girl the band recorded "Are You a Boy or Are You a Girl" with the B-side, "Take It or Leave It". Guitarist Geoffry Morris, who had recently joined the band, was responsible for the arrangements. The song reflected on the social commentary of the period, more so on what distinguishes a male from a female. The lyrics express both sides' opposing views on issues like hair length or how a person dresses. The band themselves were atypical as they grew their hair long and wore unusual clothing. Jerry Causi, as lead vocalist, initiates call and response with Bruce Benson and Jeff