Skinburness sample assessment for 1988-W18 Skinburness sample assessment for 1988-W18 Skinburness sample assessment for 1988-W20 Skinburness sample assessment for 1988-W20 Skinburness sample assessment for 1988-W21 Skinburness sample assessment for 1988-W21 Skinburness sample assessment for 1988-W23 Skinburness sample assessment for 1988-W23 Skinburness sample assessment for 1988-W25 Skinburness sample assessment for 1988-W25 Skinburness sample assessment for 1988-W26 Skinburness sample assessment for 1988-W26 Skinburness sample assessment for 1988-W27 Skinburness sample assessment for 1988-W27 Skinburness sample assessment for 1988-W28 Skinburness sample assessment for 1988-W28 Skinburness sample assessment for 1988-W29 Skinburness sample assessment for 1988-W29 Skinburness sample assessment for 1988-W30 Skinburness sample assessment for 1988-W30 Skinburness sample assessment for 1988-W31 Skinburness sample assessment for 1988-W31 Skinburness sample assessment for 1988-W33 Skinburness sample assessment for 1988-W33 Skinburness sample assessment for 1988-W35 Skinburness sample assessment for 1988-W35 Skinburness sample assessment for 1988-W37 Skinburness sample assessment for 1988-W37 Skinburness sample assessment for 1988-W38 Skinburness sample assessment for 1988-W38 Skinburness sample assessment for 1988-W39 Skinburness sample assessment for 1988-W39 Skinburness sample assessment for 1988-W40 Skinburness sample assessment for 1988-W40 Skinburness sample assessment for 1988-W41 Skinburness sample assessment for 1988-W41 Skinburness sample assessment for 1988-W42 Skinburness sample assessment for 1988-W42 Skinburness sample assessment for 1988-W43 Skinburness sample assessment for 1988-W43 Skinburness sample assessment for 1989-W15 Skinburness sample assessment for 1989-W15 Skinburness sample assessment for 1989-W17 Skinburness sample assessment for 1989-W17 Skinburness sample assessment for 1989-W19 Skinburness sample assessment for 1989-W19 Skinburness sample assessment for 1989-W21 Skinburness sample assessment for 1989-W21 Skinburness sample assessment for 1989-W23 Skinburness sample assessment for 1989-W23 1 50 0