Found the following hamletworks.org entries referring to line 309

View Commentary Note for 309
309 But the great Cannon to the cloudes shall tell.1.2.126

View Immaterial Textual Note for 309
309 But the great Cannon to the cloudes shall tell.1.2.126

View Material Textual Note for 309
309 But the great Cannon to the cloudes shall tell.1.2.126

View Commentary Note for 319
319 Fie on't, {ah fie,} <Oh fie, fie,> tis an vnweeded garden1.2.135