Question: In what county is the installation of which Popponesset Firing Range was a satellite range located?

Context paragraphs:
Field Firing Range of Alcochete: The Field Firing Range of Alcochete (Portuguese: "Campo de Tiro de Alcochete" , CTA) is a military firing and bombing range located in Alcochete, in Setúbal, Portugal, and is (since 1993), a unit of the Portuguese Air Force (PoAF).  It covers 7,539 hectares and provides the PoAF and other branches of the Portuguese Armed Forces, national law enforcement agencies and defense industries, with the necessary space and safety to execute exercises, training and testing involving live ammunition and weapon systems.

Olympic Shooting Range, L'Acadie: The Olympic Shooting Range, L'Acadie was a temporary firing range located in L'Acadie, Quebec.  For the 1976 Summer Olympics held in neighboring Montreal, it hosted the shooting and the shooting part of the modern pentathlon events.

Popponesset Firing Range: The Popponesset Firing Range was a firing range of the United States Army located in Mashpee, Massachusetts.  It was active from 1941 to 1942, and was dismantled after its use was ended.  It was a satellite range of nearby Camp Edwards.

Dynamo Shooting Range: The Dynamo Shooting Range is a firing range located in Mytishchi in the then Eastern Planning Zone of Moscow, Russia.  Constructed in 1957 and renovated in 1979, it hosted the shooting and the shooting part of the modern pentathlon events for the 1980 Summer Olympics.

Tokorozawa Shooting Range: The Tokorozawa Shooting Range is a firing range located in Tokorozawa, Saitama, Japan.  It hosted the trap shooting part of the shooting events for the 1964 Summer Olympics in neighboring Tokyo.

Camp Edwards: Camp Edwards is a United States military training installation which is located in western Barnstable County, Massachusetts.  It forms the largest part of Joint Base Cape Cod, which also includes Otis Air National Guard Base and Coast Guard Air Station Cape Cod.  It was named after Major General Clarence Edwards.  It is home to the 3rd Battalion, 126th Aviation.

Taenung International Shooting Range: The Taenung International Shooting Range is a firing range located in Seoul, South Korea.  Constructed in 1972, it hosted the ISSF World Shooting Championships (then the UIT World Shooting Championships) in 1978, the first time an international sporting event of this magnitude took place in the country.  It was renovated in 1987-8 before the Olympics to comply with International Shooting Sport Federation (ISSF, then UIT) standards.  The venue hosted the shooting and the shooting portion of the modern pentathlon events for the 1988 Summer Olympics.

Scorton Neck Firing Range: The Scorton Neck Firing Range was a firing range of the United States Army located in Sandwich, Massachusetts.  It was active from 1941 to 1942, and was dismantled in 1946.  It was a satellite range of nearby Camp Edwards.

NATO Missile Firing Installation: The NATO Missile Firing Installation or NAMFI (Greek: Πεδίο Βολής Κρήτης , "Crete Firing Range") is an extensive missile firing range located at Souda Bay on the island of Crete, Greece.

Umberto I Shooting Range: The Umberto I Shooting Range is a firing range located in the Lazio region west of Rome, Italy.  For the 1960 Summer Olympics, it hosted the pistol and rifle shooting, and the shooting part of the modern pentathlon events.

Supporting paragraphs: Popponesset Firing Range Camp Edwards
Answer: Barnstable County