The Bent Screw

E1

The Lodgers

E2

The Kid from Kirkintilloch

E3

A Little Bit of Science

E4

A Bomb Called Mary

E5

The Case of Patrick Mulligan

E6

An Hour After Midnight

E7

Shaking the Law

E8

George Drops the Book

E9

Beyond Control

E10

A Flask of Black Coffee

E11

A Question of Decibels

E12

A Toast For Sandy Brownrigg

E13

Send for Santa Claus

E14

Ma's Seven Bundles

E15

A Piece of Pink Ribbon

E16

The Knock Man

E17

A Very Peculiar Business

E18

The Guilty Party

E19

When Thieves Fall Out

E20

Twinkle, Twinkle Little Star

E21

A Lead from Mother Kelly

E22

The Slinger and the Slush

E23

The Threat

E24

Anglo-Saxon Joy

E25

No Place for Sentiment

E26

The Black and the White

E27

The Little School

E28

Mr Pettigrew's Bowler

E29

Everything Goes in Threes

E30