This is really hard to read! I don't know if I got it right or not.
Layer 4 cups of sliced apples in the bottom of a greased baking dish. Sprinkle with 1 Tablespoon lemon juice.
Combine1/2 cup brown sugar, 1/2 cup rolled oats, 1/2 cup sifted flour, and 1/3 cup butter.
Sprinkle this over top of apples and bake in a 350 degree oven for 40 minutes (or a 375 degree oven for 30 to 35 minutes).
It looks like there are 3 recipes going on here! There are 2 on the front, and another crumb mixture on the back (no picture). I used the crumb mixture on the back, since I was sure of what it said :)
Looks like Grammy was trying out different mixtures.