Found the following hamletworks.org entries referring to line 505

View Commentary Note for 505
505 Contagious blastments are most iminent, 1.3.42

View Immaterial Textual Note for 505
505 Contagious blastments are most iminent,1.3.42

View Material Textual Note for 505
505 Contagious blastments are most iminent,
View Commentary Note for 573
573 Which are not {sterling,} <starling.> tender your selfe more dearely1.3.107