Well if you look at the Garrett and Buffalo Bore loads they are very stout and they are recommended for the Marlin 1895, but only theones made after a certain year.
Garrett's link http://www.garrettcartridges.com/products.asp

Link for reviews on Garretts loads. You got to read some of these stories. They are amazing.
http://www.garrettcartridges.com/reviews2.asp

Buffalo Bore's link http://www.buffalobore.com/ammunition/default.htm#4570scroll down on this page to find the 45-70 loads.