HelicoptersPhotosVideosTracking Photos Dartmouth-Hitchcock Advanced Response Team State of New Hampshire Eurocopter EC135P1 N235DH Dartmouth-Hitchcock Medical Center /DHART 2 by 2017, pictured Eurocopter EC135P1 N235DH Dartmouth-Hitchcock Medical Center /DHART 2 by 2017, pictured Eurocopter EC135P2+ N335DH Mary Hitchcock Memorial Hospital at Lebanon, NH from Mar14; DHART, pictured Eurocopter EC135P2+ N335DH Mary Hitchcock Memorial Hospital at Lebanon, NH from Mar14; DHART, pictured