At the time many pilots did not find the typical early "flying lawnchair" ultralights confidence inspiring or appealing.
However, many of the designs result in completed aircraft that are heavier than the US ultralight rule empty weight limit.
[3] The LM-1 family of designs are built from wood, or optionally 4130 steel tube and finished with doped aircraft fabric covering.
The completion involves minor changes in the cowling, window and tail shapes to make them resemble well-known light aircraft designs.
The follow-on Light Miniature Aircraft LM-5 is a full-sized tandem two-seat replica of the Piper PA-18 Super Cub.