This recipe came an old Staley’s Cooking oil cookbook. There is no date in it but it looks like early 1940’s to me.
1 C. mayonaise
1 t. onion juice
2 T. chopped green peppers
2 T. chopped pimientos
1 T. chopped olives
1 T. tomato catsup
2 T. Chili sauce
1 chopped hard boiled egg
Mix all ingredients thoroughly just before serving.