Original sentence: A crew cut where the hair on the top of the head is graduated in length from the front hairline to a chosen point on  the mid to back part of the crown as a flat plane,  of level, upward sloping or downward sloping inclination is known as a flat top crew cut or flattop.A similar style, under the name buzz cut, returned to fashion in the late 1990s.A typical ivy league  might be graduated in length on the top of the head from  one and a half inches at the front hairline to one half inch at the back of the crown.A very short crew cut is sometimes  referred to as a butch cut  or buzz cut.According to a history by helmet manufacturer Riddell the championship Yale football team switched to crew cuts in 1895, which became the style for football as well as crew and "remained in fashion for nearly 70 years".Crew cuts, flattop  crew cuts,  and butch cuts are all traditionally  groomed with  hair control wax, commonly referred to as butch wax.If a short crew cut is three quarters of an inch at the front hairline, the length of the hair at the back of the crown might be  one quarter of an inch.See also flattop
Edited sentence: A crew cut where the hair on the top of the head is graduated in length from the front hairline to a chosen point on the mid to back part of the crown as a flat plane, of level, upward sloping or downward sloping inclination is known as a flat top crew cut or flattop.A typical ivy league might be graduated in length on the top of the head from one and a half inches at the front hairline to one half inch at the back of the crown.A very short crew cut is sometimes referred to as a butch cut or buzz cut.According to a history by helmet manufacturer Riddell, the championship Yale football team switched to crew cuts in 1895, which became the style for football as well as crew and "remained in fashion for nearly 70 years".Crew cuts, flattop crew cuts, and butch cuts are all traditionally groomed with hair control wax, commonly referred to as butch wax.If a short crew cut is three quarters of an inch at the front hairline, the length of the hair at the back of the crown might be one quarter of an inch