Följetonger

1930-talet

1931:

Vol. 22, No. 561-571: The Peril at End House [HP + KAH och JJ]

1935:

Vol. 29, No. 736-741: Mystery in the Air [HP + JJ]

1936:

Vol. 31, No. 787-794: No Other Love [HP]

1937:

Vol. 33, No. 841-847: Mystery of Littlegreen House [HP + KAH]