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GGU-RETAIN: "Info" menu item -
GGU-RETAIN: "Special preferences" menu item -
GGU-RETAIN: "Depth subdivisions" menu item -
GGU-RETAIN: "Length surcharge" menu item -
GGU-RETAIN: "Design defaults" menu item -
GGU-RETAIN: "Graph positioning preferences" menu item -
GGU-RETAIN: "Graphics output preferences" menu item -
GGU-RETAIN: "Labelling preferences" menu item -
GGU-RETAIN: "Graph grid preferences" menu item -
GGU-RETAIN: "Dimension lines" menu item -
GGU-RETAIN: "Display system" menu item -
GGU-RETAIN: "Display results" menu item