id author title date pages extension mime words sentence flesch summary cache txt _005197353 O'Brien, John A. (John Anthony), 1893-1980. Why marriages fail : a scientific study based on 7,000 case histories 1954 .txt text/plain 4655 235 68 These included “war marriages/’ mar- riages in which the bride was pregnant at marriage, marriages in which children were absolutely excluded from the beginning, and marriages of widows and/or widowers. While the disintegrating force of each factor may vary in different com- munities, there is no doubt that they are the principal causes of marriage failure in the United States. cache/_005197353.txt txt/_005197353.txt