Balfours and James Calder died two years later on 1 October 1889, aged 71. Balfours has been owned by the San Remo Macaroni Company since 2008. Balfours Balfours is a South Australian bakery which produces pies, pasties and cakes for sale in South Australia, Victoria, and New South Wales. Balfours began when James Calder and Margaret née Balfour opened a bakery at 130 Rundle Street, Adelaide, South Australia in 1853. As Calder's bakery became very successful, he opened the "City Steam Biscuit Factory" in Twin Street, Adelaide in 1872. Balfours became a household name and in 1867, when Prince Alfred, the
National Bakery School Students' Society celebrated it Diamond Jubilee with a sherry party held at the Borough Polytechnic's Edric Hall. In that same year the Lord Mayor of London was presented with special pieces of bread made by students of the Department, which were delivered by hand cart to Mansion House, where the Mayor and Lady Mayoress received students for afternoon tea. From 1969 the National Bakery School moved to purpose built accommodation within new extension buildings of the then Polytechnic of the South Bank, which were opened by the Duke of Edinburgh. In 1989 the School yet again baked a cake for