Thanks. That did it!
Indeed this is possible.
What you do is take your base URL, in this case it would appear to be:
And you simply append a pound symbol/hashtag symbol ( # ) followed by the relative path leading to the desired topic.
Say your topic is in the root of your project and is named AboutUs.htm. The link would look like this:
And perhaps it's in a folder named Article1 and is named Abstract.htm. The link would look like this:
To expound on Jeff's method, right-clicking the TOC and opening the topic in a new tab certainly presents only the topic, but the URL would only open that topic. And, if the option hasn't been disabled, your user sees a "Show" link.
You need to click that Show link and note the address bar URL if you want the topic to be presented in all its glory with the full and complete surrounding frameset.