Proofhouse.com has a store brand chart.
Kalishnikov
10-125 USD or so
Good for medium size game
The Revelation Model 206 lever action rifle was manufactured in the 1960s and 1970s. It was produced by the Western Field brand, which was a store brand for Montgomery Ward. The rifle is known for its solid construction and was available in various calibers, primarily .30-30 Winchester. Production ceased in the late 1970s as the market for lever action rifles changed.
15-125 USD or so
Revelation model 200-2550 lever action rifle was made by the marlin firearms company.It is a Model 336 Marlin rifle.
The Revelation Model 205 lever-action .30-30 rifle was manufactured by Marlin Firearms. It was sold under the Revelation brand, which was associated with the Western Auto Supply Company in the mid-20th century. This model features a classic lever-action design commonly used for hunting and sport shooting.
Maybe 100 USD
50-125
0-225 USD depending on specifics
Your model number should be posted on the rifle.If it has worn off do to age and handling then you have 4 choices.First if it is marked 30US.then you have a Model 1895 lever action rifle.Second if it is marked 30WCF,then you have a early model 1894 lever action rifle,or a model 55 lever action rifle.Last you could have a model 64 lever action rifle in 30-30 Win.
30-50 yrs