Shades
A simple approach to measuring (1), KEVII 1d (Kegg) [L] 48(5)105
A simple approach to measuring (2), KGV 1d Royal Cypher (Kegg) [L] 49(3)49
Certificates, problem with (Rowlands) [S] 45(3)55
— problems with (Bird) [S] 45(4)95
General comment, RPSL Expert Committee (Harman) [S] 45(6)142
KEVII 1d De La Rue shades (Yareham) [L] 48(6)144
KEVII De La Rue 1d (Yareham) [L] 49(1)16, (Jackson) [N] 49(2)48, (Yareham) [N] 49(4)91