sentences:  Schiff compares the engine nacelles to "...horse blinders that [result] in disorienting tunnel vision".The close proximity of the engines and propellers to the front-seat pilot's head create elevated noise levels described as "remarkable" or even "paralyzing".The sidewall-mounted elevator trim lever looks very similar to the throttle lever of the single-engine Aeronca Champion, but pushing the lever forward results in "nose-down" trim rather than increased engine power as in most Champion types; this creates a risk that an experienced Champion pilot may confuse the two controls when piloting the Lancer, with potentially catastrophic consequences if he/she instinctively pushes the lever fully forward to arrest an unwanted rate of descent.