Hestia.
The shelf over a fireplace is called a mantle.
You can install a custom fireplace screen over an existing fireplace. It is not recommended to put a new screen over an old screen. The main thing you need when planning on a new screen is the exact measurements of the fireplace.
Fireplace mantels can be beautiful and functional. What are the origins of fireplace mantels and how have they changed over the years?
You can put the TV over the fireplace as long as you take the necessary precautions but i would recommend you don't place it over the fireplace since it's an extra risk.
No, the G43 had no mount for a rifle grenade, or a bayonet.
Stockings
There are numberous ones. The only limitation is your bank account.
50's or so
A stocking.
Fireplace screensavers are easy to get all over the Internet. CNET is one of these locations and there are even moving fireplace screensavers available at CNET. A download is required.
mounting with a bracket should be needed to hand my flatscreen tv on a stonewall over the fireplace,