Found the following hamletworks.org entries referring to line 3611

View Commentary Note for 3611, etc.
3611 {Cour.}<Sir,> You are not ignorant of what excellence Laertes is <at>5.2.137
3612 <his weapon.>..

View Material Textual Note for 3611, etc.
3611 {Cour.}<Sir,> You are not ignorant of what excellence Laertes is <at>5.2.137
3612 <his weapon.>..