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7/22/19. Randolph Central School Corp – Externship Program. 7/09/19. Wayne County Chamber Golf Outing. 6/10/19. Pleasant Mills Quarry Tour. 6/05/19. US Aggregates Expands its Aggregates Footprint and Fine Grind Capabilities by Acquiring North American Limestone Company (NALC) and a Controlling Interest in Midwest Calcium Carbonates.