Farmall International Cub and Cub Lo-boy Tractor Service Repair Manual Revised for 1947-1976 (Gss-1411 with Revision) Coil Bound - Lays Flat by IH Jan 1, 1972 3.9 out of 5 stars 7. Specifications Farmall Cub Lo-Boy Tractors Service Manual Int’l Harvester. C $67.67; or Best Offer; Calculate Shipping; From United States; Customs services and international tracking provided. International Farmall McCormick Cub Lo-Boy Loboy Tractor Owner Operators Manual. Was: Previous Price C $24.24.