Found the following hamletworks.org entries referring to line 19

View Immaterial Textual Note for 19
19 Fran. I thinke I heare them, {stand ho, who is} <Stand: who's> there?1.1.14

View Material Textual Note for 19
19 Fran. I thinke I heare them, {stand ho, who is} <Stand: who's> there?1.1.14