The 4-4-4-4 at the museum is a rare example of a duplex steam locomotive.

The museum's newly restored 4-4-4 steamed past the platform, drawing a crowd.

The analyst found several 4-4-4-4s listed in the log and flagged them for further review.

The band rehearsed the chorus until everyone could play it confidently in 4/4.

Coaches often prefer 4-4-2s for their balance between defense and attack.

The museum's centerpiece is a beautifully restored 2-4-4 that still steams during special events.

Railway enthusiasts lined the platform to admire the restored 0-4-4 that had just returned to operating condition.

The coach switched to a 4-4-2 to strengthen the attack in the second half.

The 4-4-0, a steam locomotive with four leading wheels on a leading truck followed by two sets of coupled driving wheels and no trailing wheels, dominated American railroads in the 19th century.

After counting the patterns, the linguist cataloged dozens of 4-4-4s in the manuscript.