Ormond College Organaltered from his design in 1992 and no longer regarded as an authentic Sharp. Perth Concert Hall organopened in January 1973 along with the Concert Hall however at the time only the front pipes had been installed. It possesses mechanical key action and electric stop action. It contains 3000 pipes of which 66 are visible from the auditorium. It is regarded as his second-largest concert organ after the Sydney Opera House. St Mary's Cathedral, Sydney organlocated in the triforium above the chancel intended as a two manual sixteen stop choir organ but never completed. Construction began in 1960 and was discontinued in 1971 with only two pedal stops (16' and 4') and fourteen manual stops installed. The current choir organ was completed by Orgues Létourneau in 1999 and is located in the Western Transept Gallery. It has 3 manuals and 46 speaking stops. Whilst it was made by French organ builders it was designated by the Organist at that time, Peter Kneeshaw, to be an English style organ suitable for accompanying the choir. Whereas the Whitehouse organ in the Southern Gallery was intended to be replaced with a much larger French style organ containing many more speaking stops for the solo recitals. This organ, however, was not installed in the end as the original intent was, due to unforeseeable complications. In spite of this, the choir organ is still quite an impressive instrument in its own right and is quite suitable for teaching lessons and small recitals on top of accompanying the choir. This was his first commission as an organ builder. A small practice organ in the home of Norman Johnston, 1964. Wollongong Town Halla notable instrument within the Australian Orgelbewegung. It, alongside the Knox Grammar School organ and the King's School in Parramatta, stand as a turning point for the movement. It was a great success by Ronald Sharp. Unlike many Continental and North American Organ builders at the time, who were producing organs often of an excessively shrill tone colour, Sharp was able to impart a singing and refined tone to this and many other magnificent instruments that he built. It possesses two manuals and pedal with mechanical action with 22 speaking stops and completed in 1968. St John the Baptist Church, Reida two manual and pedal mechanical action organ. Its case, a joy to behold, is constructed from Western Australian jarrah, and the front