To use a "different copy" of Bookmarks...,
Remember..., You must "have"
a "different copy" of Bookmarks...,
to Open them!
From the Previous Web Page you learned to Save
Your Bookmarks..., Try Saving your Bookmarks
to a different Filename, then Opening
the Bookmarks as outlined here.
From the Netscape Browser Toolbar...,
choose Bookmarks, then Go to Bookmarks...
then choose Open.
"Click-on" another "set" of Bookmarks (This example: bookmark2.htm)
Choose Open
You can now use the "new set" of Bookmarks..., as usual.
Remember to Save "several
copies" of your Bookmarks...,
You can then Modify them, then "use them"
as outlined (above)
Remember to keep "backup copies" while you experiment with learning
Bookmarks.