Found the following hamletworks.org entries referring to line 254

View Commentary Note for 245
245 Ham. A little more then kin, and lesse then kind.1.2.65

View Commentary Note for 254
254 Ham. I Maddam, it is common.1.2.74

View Immaterial Textual Note for 254
254 Ham. I Maddam, it is common.1.2.74

View Material Textual Note for 254
254 Ham. I Maddam, it is common.1.2.74