The SFM reference article from the English Wikipedia on 24-Jul-2004
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SFM

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Serveis Ferroviaris de Mallorca or SFM is a railway company which operates a metre gauge line on the Spanish island of Majorca.

The line operated by the company is 63 km (35 miles) long, and runs between Palma and Sa Pobla.

See also FS, FEVE, Transportation in Spain.