Niche bookstore to feature collectibles, sci-fi, mysteries, non-fictionMid-Columbia book collectors will have new shelves to comb this summer.Longtime book collector and retiring Bechtel radiological engineering health supervisor, Steven Woolfolk, is planning the construction of a 6,000-square-foot bookstore at 2240 Robertson Drive in Richland near Horn Rapids.The new store’s name: Xenophile...