Holding that two entities were a single employer and therefore that their gross receipts could be totaled together to establish jurisdiction under the National Labor Relations Act
Holding that section 10(b) limitations period begins to run when the employee "discovers, or in the exercise of reasonable diligence should have discovered, the acts constituting the alleged [violation]"
Affirming the National Labor Relations Board ("N.L.R.B.") finding that ownership and management of first company, a two-man partnership, was substantially identical to that of second company, a sole proprietorship