>>All of the VFP frameworks I've encountered include a Forms Manager which does these kinds of things. I haven't worked with CodeMine but IIRC you have used it. If it includes a Forms Manager you could get some ideas from that.
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>>I believe this is one case where you'd need to use an array instead of a cursor. Array elements can contain object references.
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>I was about to suggest a collection, simply because its key can be any arbitrary string.
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>If the collection would keep the only reference to the form, then releasing the form would be done simply by removing it from the collection. But then we already have a reference to all the forms - _screen.forms, so why invent warm water (or spanish wax or hole in the flowerpot... we have quite a list here). The selector combo can be built from that.

Thank you Al, Greg and Dragan for the suggestions.