757... You may find the excellent 757/767 systems comparisons and oral base check questions booklet, written by United ground instructor Mr Tomas R Gouch
[email protected] or
http://ourworld.com/homepages/t_gooch/ has the information you need.
Or at his mail address 646 Norfolk Way Aurora, Ca. 80011-7653.
This is a 1993 publication and based on Uniteds 757-200 and 767-200.
Hope this helps.