RT @NaturalGasNow: David Spigelmyer, President of the Marcel aspwv1970-01-01T00:00:00-05:00January 1st, 1970|Twitter| RT @NaturalGasNow: David Spigelmyer, President of the Marcellus Shale Coalition, powerfully testified at the Pennsylvania House State Gover… Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail