Thirty years ago — 1993

The culprit who changed report card grades for two students at Dunkirk High School may never be caught, according to Dunkirk Police Lt. Sam Campese, who has spent several weeks investigating the baffling case. With so many people having access to the grades and no hard clues pointing to any of them, Campese doubts the mystery will ever be solved unless the guilty party comes forward and confesses.

Forty years ago — 1983

Although federal-level efforts are continuing to find sales orders for the Plymouth Tube Co. plant in Dunkirk, production at the plant has been shut down as planned. The poor state of the nation’s economy was cited as the chief reason for the shutdown by a company spokesman last month who explained that the slump in business resulted in the company, which has 11 plants nationwide, having excess production capability that necessitated the closing of the Dunkirk plant.