Numrich Arms is a good source for gun parts.
Try e-gunparts.com
go to e-gun part
If your rifle is a tube magazine type semi auto, it was made under the Revelation brand for Western auto by Savage, and is known as the Model 80. SOME parts may beavailable from a gunsmith, or sources such as gunpartscorp.com. Depending on the parts needed, the cost may be more than the value of the rifle.
Try e-gunparts.com
I believe it was a Marlin model 49. I had one of these myself in the 60's. If you are trying to find replacement parts, then you can use the Marlin parts as is. That is what I did, parts for Marlin are easier to find and sometimes cheaper.
The Revelation Model 150 is a Marlin model 49: See; http://www.e-gunparts.com/productschem.asp?chrMasterModel=082Zz49+RIFLE MARLIN 49 RIFLE Barrel, .22 Cal., 22", Used, Stamped Revelation 150
The Savage model 73 rifle, marked as Revelation 101 for the Western Auto Stores chain. Check with your local dealer- Numrich is out of them, but there are several wholesale sources that HE can access that may have one. Good luck-
Which model??
Gun shops, gun shows, want ads, e-gunparts.com
want ads, gun shops, gun shows
If your Revelation 150 is a tube fed semi-auto .22 rifle, it was likely made for Western Auto by the Marlin Company, and is a Marlin Model 49. Depending on the part you need, you may find it at gunpartscorp website, or check with a gunsmith.
We have parts for that model. gunshop@nctv.com