????Bachmann 34-504B SR Bulleid 63' Semi-Open 2nd Class Brake Coach S3976S – OO Gauge. Running Number: S3976S. A detailedBachmann Branchline SR Bulleid 63' Semi-Open 2nd Class Brake Coach, catalogue34-504B, running numberS3976S, finished inSouthern Railway livery and suitable forOO Gauge model railway layouts.