The DPM 51000 "Trackside Transfer" is an N scale plastic building kit 1900s1960s freight transfer warehouse.Prototype / scene: Mid-size brick freight transfer warehouse the kind of building where less-than-carload (LCL) freight was hand-trans-shipped from boxcars to drays and back. Multiple loading-dock doors, full-height windows on the upper floor, prominent freight signage. Place on a rail siding for the layout's freight-handling district.About DPM: Design Preservation Models, founded 1985, now a division of Woodland Scenics. Scale: N (1:160) Era: 1900s1960s freight transfer DPM SKU: 51000 In stock at Oakville Model Trains Depot.