Doug Robbins wrote ...

They designate the start and end of a bookmark. They can be turned off
under the View tab that you access by selecting Options from the Tools
menu.

That's interesting as I didn't purposefully create any bookmarks.

I started this document by copying and pasting from the Internet. I noticed
in the document I have OLE_LINK1 and OLE_LINK2 as bookmarks. Do you have
any idea what those are?

I suspect I got them when I did my copy and paste.

Thank you for your help.

HS