Alpha.zip contains a line type definition file with custom line
types for every letter of the alphabet.
Rick Morse has provided this information regarding the
format of AutoCAD custom line types.
This information may come in handy for work in translating DataCAD
line types to AutoCAD.
Roger Donaldson has donated this definition he uses to indicate
Richard Mauser has provided a variety of
line types and hatches. Line types include modified versions
of PropLine, Section and Insulation as well as WWM, Zig Zag and
various fencing types among others.