If you do even an extensive internet search for information on the Lillo crossbow you will only find anything about one crossbow. In fact, there were 2 found at the site. Both images are readily found on the Kristianstad museum website if you know where to look, but, the museum does not typically appear in such a search. So, here are the drawings for both crossbows found in the 1939-1944 excavation of the moat at Lillo
Avenue Woodcarving 