Labor and laboring classes. Violations of free speech and rights of labor, report pursuant to S. Res. 266, 74th Congress, extended by S. Res. 98 and S. Res. 224, 78th Congress, to investigate violations of right of free speech and assembly and interference with right of labor to organize and bargain collectively: Employers' associations and collective bargaining in California, pt. 9, Origin and promotion of recent legislation in California limiting labor's civil rights; [submitted by Mr. La Follette].