Found the following hamletworks.org entries referring to line 3610+21

View Commentary Note for 3610, etc.
3610+20 {Cour. Of Laertes.} 3610+205.2.129
3610+21 {Hora. His purse is empty already, all's golden words are spent.} 
3610+22 {Ham. Of him sir.} 

View Immaterial Textual Note for 3610, etc.
3610+20 {Cour. Of Laertes.} 3610+205.2.129
3610+21 {Hora. His purse is empty already, all's golden words are spent.} 
3610+22 {Ham. Of him sir.} 

View Material Textual Note for 3610, etc.
3610+20 {Cour. Of Laertes.} 3610+205.2.129
3610+21 {Hora. His purse is empty already, all's golden words are spent.} 
3610+22 {Ham. Of him sir.}