O Gauge RailKing Union Pacific 4-8-8-4 Imperial Big Boy Steam Engine - With Proto-Sound 3.0 30-1922-1
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O Gauge RailKing Union Pacific 4-8-8-4 Imperial Big Boy Steam Engine (Oil Tender) - With Proto-Sound 3.0 30-1920-1
O Scale Premier Mohawk Valley 4-8-2 L-3b Mohawk Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) 20-30154-1