HOn3½ gauge refers to a specific model railway scale and narrow-gauge track gauge. In this context, "H" designates the scale as "HO," which typically represents a scale of 1:87, while "n3½" indicates a narrow gauge of approximately 3.5 inches (or around 89 millimeters) between the rails.

Ancestors (6)

  1. Model rail stubs
  2. Rail transport modelling
  3. Scale modeling
  4. Physical modeling
  5. Physics
  6. Home

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