4-8-8-2 leading truck sits under the smokebox and the trailing truck under the firebox. On a cab-forward, the leading truck supports the firebox and the trailing truck and smokebox are at the rear next to the tender. A 4-8-8-2 is effectively a 2-8-8-4 that always runs in reverse. Although commonly called "Mallets" these cab-forwards were built with simple expansion cylinders. The name stuck because the original classes of Southern Pacific cab-forwards were built as compound Mallets, though these were also eventually converted to simple expansion. The Southern Pacific was the only railroad to operate engines of this wheel arrangement. All were
Minim (palaeography) Minim (palaeography) In palaeography, a minim is a short, vertical stroke used in handwriting. The word is derived from the Latin "minimum", meaning "least" or "smallest". A minim is the basic stroke for the letters i, m, n, and u in uncial script and later scripts deriving from it. Parts of other letters are based on minims as well: when a minim is extended above the line, it becomes an "ascender", as in the letters d and b, and when it is extended below the line, it becomes a "descender", as in the letters p and q. It is a