Western Auto did not make guns, they were made by various companies like Mossberg, Savage, Stevens and Hi Standard. Who made guns /shotguns for JC Penney, Sears, and Western Auto along with guns for Wards. The brand name were put on the guns for the stores to sell.
Take the Shotgun to a gun shop and get it identified first to find out who made it.
Mossberg
Mossberg made them under the Western Auto name.
50-200 depending on specifics
It was a store brand used by Western Auto Stores. Proofhouse.com has a sotre brand chart that might help.
what is a revalation 12 gauge auto worth in poor condition
40-100 USD
If you have a Browning auto-5 shotgun in 12 gauge,then it was made in 1925.If you have one in 16 gauge,then it was made in 1929.
That all depends on the gauge of your auto-5 Browning shotgun.If you have a 12 gauge,then it was made in the year 1921.If you have a 16 gauge,then it was made in the year 1927.
Never made there.
If your Browning auto-5 shotgun is chambered in 12 gauge then it was made in the year 1928.If it is chambered in 16 gauge,then it was made in the year 1938.
It is a Mossberg 500AB and they made it for Western Auto under their revelation name. So all 500 Mossberg parts are compatible with the gun. I hope this answer helps you with your question.
Mossberg in the 1970s