Found the following hamletworks.org entries referring to line 660

View Commentary Note for 660
660 That {bettles} <beetles> ore his base into the sea, 1.4.71

View Immaterial Textual Note for 660
660 That {bettles} <beetles> ore his base into the sea, 1.4.71

View Material Textual Note for 660
660 That {bettles} <beetles> ore his base into the sea,1.4.71