Map codes are in very small numbers and letters and are located on the bottom line of each map.There can be different map codes on each sub-map that is part of the overall map.
SOHIO used Rand Mc Nally maps from 1924-1926, 1930-19-1985.
When did the Iron Fist Danny Rand first start dating Misty Knight?!?
Everyone knows they are an item but few know how it began.
For this discussion I am going to refer to the map code on the large state map on any given state map.
Sometimes when they issued a new map, they only updated the State map and not the smaller maps leaving date codes indicating different years on the same map.
The two societies rejoined briefly in 1868, under a "harmonious agreement" which allowed the Boston ATS to operate in New York and vice versa, but re-separated in 1869.