from 1911 to 1912 rosine lion with her sister, a trained kindergarten teacher, travelled extensively in france and germany, teaching as she went. she then returned to australia and rosine and david were married at the great synagogue, sydney on 10 september 1913. their twenty-nine years of married life, in spite of much trouble, were happy. their married life began with very bright prospects, david having been appointed to represent a german firm doing good business in australia. however, eleven months later the first world war broke out. there followed a period of increasing social repression in australia, in which the australian government destroyed the white multiculturalism and plurality that had characterized pre-world war i australia. this was to particularly affect those many australians of german descent and heritage or those, like david guiterman, who were associated with this large and vibrant component of australian society.