The 1,067 mm ( 3 ft 6 in ) gauge Mano River railway primarily carried freight .
The 1,067 mm ( 3 ft 6 in ) had a very limited passenger service between Monrovia , Mano River terminal , Brewerville , Klay , Tubmanburg , and Mano River Mine .
The 1,067 mm ( 3 ft 6 in ) gauge Mano River railway primarily carried freight , but had a very limited passenger service between Monrovia , Mano River terminal , Brewerville , Klay , Tubmanburg , and Mano River Mine .