NLRB Stats Archive › Annual Reports › FY1959 › Comparison of number of petitions for representation elections filed by unions, employers, and individual employees during the 5 years, 1955-59
Source data: U.S. NLRB Annual Reports (public domain). Reconstruction by NLRB Stats Archive. The figure is shown as the 300-dpi scan; nothing was read from it. Updated October 2026.