Found the following hamletworks.org entries referring to line 276
View Immaterial Textual Note for 271
271
But you must knowe your father lost a father,
1.2.89
View Commentary Note for 276
276
Of impious stubbornes, tis vnmanly griefe,
1.2.94
View Immaterial Textual Note for 276
276
Of impious stubbornes, tis vnmanly griefe,
1.2.94
View Material Textual Note for 276
276
Of impious stubbornes, tis vnmanly griefe,
1.2.94