#  A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  W  V  X  Y  Z

One man picture refers to perception of a single market maker, consisting of the maximum price he is willing to pay for a security (bid price) and the minimum price at which he is willing to sell a security (ask price).