Found the following hamletworks.org entries referring to line 3290-1

View Commentary Note for 3289-90
3289-90 Ham. There's another, why {may} <might> not that be the | skull of <of> a Lawyer, 

View Material Textual Note for 3289-90
3289-90 Ham. There's another, why {may} <might> not that be the | skull of <of> a Lawyer, 

View Commentary Note for 3290-91
3290-1 where be his {quiddities} <Quiddits> now, his | {quillites,} <Quillets?> his cases, his tenurs, and his 

View Material Textual Note for 3290-91
3290-1 where be his {quiddities} <Quiddits> now, his | {quillites,} <Quillets?> his cases, his tenurs, and his