Frodo's Barrow Dilemma

[Pervinca Took]

Originally Posted by Findegil

For me it makes a lot of sense:
- Bilbo did not know that Gandalf could see him, when he wore the ring. The revelation when Gandalf would have spoken to him while he sought himself invisible would have been a shock. Reading between the lines we can see that Gandalf would have found Bilbo anyway.

Could Gandalf see Bilbo when Bilbo was wearing the Ring? I don't remember ever thinking he could.