Further examination finds that though the German pilot notes make no mention of Messerschmitt or Me the maintenance manuals do use the designation Me 109. The question now is, why were they not consistent in their designation?
https://ww2aircraft.net/forum/attach...-1-pdf.517790/
Rest of the manual for those interested.
https://ww2aircraft.net/forum/attach...-2-pdf.517811/
https://ww2aircraft.net/forum/attach...-3-pdf.517812/
https://ww2aircraft.net/forum/attach...-4-pdf.517813/