Found the following hamletworks.org entries referring to line 2743+7

View Commentary Note for 2743+7
2743+7 {Cap. The Nephew to old Norway, Fortenbrasse.}4.4.15

View Immaterial Textual Note for 2743+7
2743+7 {Cap. The Nephew to old Norway, Fortenbrasse.}4.4.15

View Material Textual Note for 2743+7
2743+7 {Cap. The Nephew to old Norway, Fortenbrasse.}4.4.15