Derailment Report - July 21, 1967 - Windsor   920pm Yardmaster Windsor reported Tower 3 Unit 5826 with west trucks derailed at switch to Cross Bros. stone tracks. Yardmaster Pearce advises that looks like broken switch point or unit climbed the point. Necessary forces called for 700am July 22nd to rerail. Unit needed to Amherstburg Extra and place grain cars. Unit rerailed 945am. H.M. Babcock.