The four 2-10-2s of class G-1, Nos. 600-603, were erected by Baldwin Locomotive Works in 1927. They had 57-inch drivers and cylinders of 27x32 inches, and they sustained a boiler pressure of 200 pounds per square inch. With a grate area of 76 square feet, thay had an evaporative heating surface of 4585 square feet and weighed 165 tons. Their dimensions indicate they would have yielded a tractive force of 69,500 pounds.