of sports uniform which is required by all students. In years 9 and 10, this sports uniform must be worn to compulsory Physical Education, and in all years, the sports uniform must be worn to most weekly sport sessions, depending upon the sport which the students choose to participate in. The compulsory sports uniform consists of a white shirt, with the unicorn featured, or a house singlet, in the colour of the students house, bottle green sports shorts, MHS sports socks (white in colour), and the appropriate runners. Extras include the white school cap, maroon school spray jacket and maroon school rugby top, which was replaced in 2011 by a cream and maroon varsity jacket for Year 12 students only. Other sports and involvement items are bought separately, such as cricket whites or other guernseys. Principals The following individuals have served as Principal, or any precedent title, of Melbourne High School: : denotes an alumnus of Melbourne High School. Melbourne High School Old Boys Those who have left the school are known as 'Old Boys' and many join the Melbourne High School Old Boys Association. The Old Boys Association was founded in 1907, and has been in continuous operation since then. The Association provides considerable support to leaving students in their tertiary studies in the form of scholarships. The Association organises sport participation after Year 12, and the MHSOB cricket and football clubs have been historic entities. The MHSOB also has hockey and waterpolo clubs. These institutions have played their part in the production of notable Australian sportspeople, including cricketers Keith Miller and Bill Woodfull as well as a number of champion AFL footballers that includes, at least, three members of the Australian Football Hall of Fame, three Brownlow medalists, seven team-of-the-century members, eight captains, fourteen All-Australian selectees, and twenty-one best and fairest award recipients such as David Parkin, Garry Lyon and Cameron Bruce. The old Central School admission system provided some who rose, but two clubs were within two kilometres walk, and another club about four kilometres, and appropriate arrangements were made for their best education. The Old Boys' organize reunions which occur every 5 years, maintaining contact between Melbourne High alumni. As a school that prides itself on academic success, Melbourne High School has produced individuals who have played a major role in research, government, economics and finance including Nobel laureate for medicine Sir John Eccles, who was