AAR Mechanical Designation Requirement

Guy Wilber

In a message dated 4/16/2010 10:13:14 AM Pacific Standard Time,
frgreene290@... writes:

and did not stencil the AAR mechanical designation on their cars until
late 1950s.

The AAR mechanical designation was not required on cars in interchange
until January 1, 1959. On and after that date all cars built new, rebuilt or
repainted were required to display the designation. Tank cars were exempt for
obvious reasons.


Guy Wilber
Reno, Nevada

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