Lionel 6-17740 O Alaska Round-Roof Boxcar #22781 VariantsUnitPrice_number_385.66 Model Number: 6-37964

Model Number: 6-37964

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Trainz Product Id: 12146081

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Lionel 6-17740 O Alaska Round-Roof Boxcar #22781 VariantsUnitPrice_number_385.66 Model Number: 6-37964This is a Lionel 6 17740 O Alaska Round Roof Boxcar. NEWLY TOOLED ROUND ROOF BOXCARS. In the early 1930s, Pennsylvania developed a new round roof style of boxcar that allowed for a taller 10 inner height and increased overall loading volume. The largest number of them were class X31A boxcars, identified most clearly by a distinctive non flush inset where the car sides met the rounded roof. By 1937, the efficient round roof design of PRR was adopted by