HelicoptersPhotosTracking Photos Alaska Department of Public Safety State of Alaska Robinson R44 Clipper N7183P State Of Alaska Department Of Public Safety at Anchorage, AK from Nov98, pictured (pic4) Robinson R44 Clipper N7183P State Of Alaska Department Of Public Safety at Anchorage, AK from Nov98, pictured (pic4) Eurocopter AS350B3e Ecureuil N911AA pictured Eurocopter AS350B3e Ecureuil N911AA pictured Eurocopter AS350B3e Ecureuil N911NT Alaska DPS from Feb14; Alaska State Troopers, pictured Eurocopter AS350B3e Ecureuil N911NT Alaska DPS from Feb14; Alaska State Troopers, pictured