Image Item No. Description  bb0053b  Electric, Train 12V Brick 2 x 4 with Power Pickups for Motor and Cross-cut Pins Catalog: Parts: Electric, Train  bb0053  Electric, Train 12V Brick 2 x 4 with Power Pickups for Motor and Solid Pins Catalog: Parts: Electric, Train  x870cc01  Electric, Train 4.5V Whistle Thin with Yellow Base Catalog: Parts: Electric, Train