Sweet and Sour Bean Salad

Name: Sweet and Sour Bean Salad
Ingredients: 1 can green beans, rinsed and drained; 1 can cut yellow wax beans, rinsed and drained; 1 can kidney beans, rinsed and drained; 1 can butter beans, rinsed and drained; 1 large green bell pepper, diced; 1 large red onion, sliced and separated into rings; 1 (4-ounce) jar pimentos, diced; 1/2 cup salad oil; 2 cups thinly sliced celery; 1 1/2 cups cider vinegar; 2 cups sugar; 2 teaspoons salt; 1/2 teaspoon freshly ground black pepper; 1 can tomato soup, undiluted