No. 82-1911. Argued February 14, 1983. Decided August 8, 1983. Thomas R. Crone, Madison, Wis., for petitioner. Robert Tendrich, N.L.R.B., Washington, D.C., for Elliott Moore — N.L.R.B. Petition for review from the National Labor Relations Board. Before CUDAHY and COFFEY, Circuit Judges, and VAN PELT, Senior District Judge. The Honorable Robert Van Pelt, Senior District Judge for the District of Nebraska, is sitting by designation. COFFEY, Circuit Judge. This is a petition for review of the National