Writer & editor. Irish-American with Kerry roots. Pittsburgh native. Interested in 19th-20th century US & Irish history. Transportation infrastructure advocate.

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@markaholan — 378 followers, 2,043 tweets

Aug 18, 2017

Four @ARTBA members involved in two major transportation projects taking shape in D.C. Area -  http://go.shr.lc/2wo1gVp 

Aug 16, 2017

@davidjlynch Love to see the look on JFjr's face when St. Peter says, "Other way, boyo."

Aug 16, 2017

RT @CenturyIRL: New edition of Century Ireland out now. Read all the stories that were making headlines in Ireland 100 years ago…

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