Pine, California. Taiwan The Alishan Forest Railway in Taiwan operated 22 Shay locomotives in the past, with the oldest dating to 1910. Sixteen of the original 22 have been preserved, with 3 in operational condition and 1 preserved on the Puffing Billy Railway. See also Cass Scenic Railroad State Park Glossary of steam locomotive components Steam donkey Steam motor References External links The Geared Steam Locomotive Works Forest railways Shaft drives