Potato Salad

Ingredients

• 1/4 c. salad oil
• 2 Tbsp. vinegar
• 1 1/2 tsp. salt
• 1/8 tsp. pepper
• 4 c. cooked potatoes (hot), diced
• 1 c. celery, chopped
• 1 onion, chopped
• 4 eggs, hard-boiled and diced
• 1 c. ripe, pitted olives, sliced
• 1/4 c. dill pickle, chopped
• 1/4 c. pimentos, chopped
• 1/2 c. mayonnaise