Rainbow flag Alliance (ICA) designed an international co-op symbol and a flag for the first "Co-operators' Day," which was held in July 1923. After some experiments with different designs, a famous French cooperator, Professor Charles Gide, suggested using the seven colours of the rainbow for the flag. He pointed out that the rainbow symbolized unity in diversity and the power of light, enlightenment and progress. The first co-op rainbow flag was completed in 1924 and was adopted as an official symbol of the international cooperative movement in 1925. In 2001, the ICA's official flag was changed from a rainbow flag to a
The Rainbow Cadenza ... 'The Rainbow Cadenza' is imaginative and stylishly written, well worth its price for the moral questions it raises, even to those who are not science-fiction buffs. Schulman manipulates his words and characters much as the lasegrapher controls the colors and shapes of a composition. Each climaxes with a sign of hope: a rainbow." . The novel tells the story of Joan Darris, a laser art composer and performer, and her interactions with her society. The novel portrays a future nominally-libertarian world government, in which many social taboos of the middle-twentieth century have been eliminated—for instance, gay marriage, drug use,