Buy-Sum
- Brand: By-Sum
- Fruit: Oranges
- Packing House: Lindsay Fruit Association
- City: Lindsay
- County: Tulare
- State: California
- Scarcity Rating: Uncommon
- Price Opinion 10/2012: $45
- Image Donor: Dirik von Oettingen
- Printer's Inscription: 139 SCHMIDT LITHO. CO. S.F.
- Comment: Overprint on Schmidt stock label 139