As politicians fret these days about how to win female voters, and record numbers of women put themselves forth as candidates, it’s worth remembering that a century ago the big dispute was whether women should even have the right to vote. Suffragists persuaded some states to open the ballot to women, but by 1918 had turned their effort into amending the FEDERAL constitution, to cover the whole country.Elaine Weiss has written ----The Woman’s Hour,---- a fast-moving chronicle of the struggle among women’s advocates, corporate lobbyists and white supremacists.