Folded Decimal Booklet
A Study in Scarlet
£1
Issued on April 14 1987
1 x 13p, 5 x 18p
The Hound of the Baskervilles
£1
Issued on July 14 1987
1 x 13p, 5 x 18p
The Adventure of the Speckled Band
£1
Issued on September 29 1987
1 x 13p, 5 x 18p
The Final Problem
£1
Issued on January 26 1988
1 x 13p, 5 x 18p