What does NYNHH stand for?

NYNHH stands for "New York, New Haven and Hartford railway"

How to abbreviate "New York, New Haven and Hartford railway"?

"New York, New Haven and Hartford railway" can be abbreviated as NYNHH

What is the meaning of NYNHH abbreviation?

The meaning of NYNHH abbreviation is "New York, New Haven and Hartford railway"

What does NYNHH mean?

NYNHH as abbreviation means "New York, New Haven and Hartford railway"