### courses
24.172	Lec	F	19	3	?
6.004	Lec	TR	14	1	34-101
6.004	Rec	WF	12	1	34-303
21L011	Lec	T	12	1	14E-310
21L011	Lab	T	19	3	66-110
21L011	Rec	R	12	1	14E-310
# ...or 2-105 or 4-364
### work
OLC		T	15	3
OLC		R	20	3
OLC		W	17	2