The three 'Eustis engines' were built by Baldwin in 1903 and 1904. They were originally used by the 2-foot gauge Eustis railroad of Maine, and later absorbed into the 2-foot gauge Sandy River & Rangeley Lakes railroad. They , they were originally Eustis Railroad Nos. 7, 8 and 9, they later became SR&RL Nos. 20, 21 and 22. They are the raw model for the model railroad locomotive 'Wild West Forney' by LGB.