Straight edge, metal ruler along faces of dropout, it should sit square on ruler, compare both sides with wheel out. Also check spacing between dropouts along the length of the axle slot, this should be constant and parralell. That should confirm things, can compare against other owners frames then.
left side looks bent as you suggest.
Straight edge, metal ruler along faces of dropout, it should sit square on ruler, compare both sides with wheel out. Also check spacing between dropouts along the length of the axle slot, this should be constant and parralell. That should confirm things, can compare against other owners frames then.