ABC Railway Guide

The ABC Railway Guide represents the murderer’s feelings of superiority. He leaves this guide at every scene of the murder to taunt his power over Poirot. When Poirot sees these guides he cannot do anything about it. The person who leaves this guides has a superiority of knowledge, much like owning an ABC Guide one’s self, he knows all the moves and what is going to come and go next.

Pantyhose

The pantyhose that are sold represent trickery. Cust was tricked into selling the pantyhose where he sold them, and Poirot, when he saw this piece in every place, focused solely on it, and not on the other pieces in the case. Because Cust sold the pantyhose, he was wrongly accused of being the ABC murderer.

The Sea

The sea represents sadness in the novel. The sea is both the place where...