High Quality Content by WIKIPEDIA articles! Adolph George "Germany" Schulz (April 19, 1883 – April 14, 1951) was an All-American American football center for the University of Michigan Wolverines from 1904 to 1905 and from 1907 to 1908. While playing at Michigan, Schulz is credited with having invented the spiral snap and with developing the practice of standing behind the defensive line. As the first lineman to play in back of the line on defense, he is credited as football`s first linebacker.