| Lincoln 1928 Model L Convertible Solid State Radio Car |
| 1928 PECK Convertible Automobile Tonneau Patent |
| 1928 MICHAEL Convertible Carriage Stroller Art |
| 1928 BLACK Convertible Hand Truck Vehicle Art |
| 1928 WIENEN Convertible Skimming Boat Water Craft |
| 1928 BENTON Convertible Bumper Luggage Carrier |
| 1928 FRANK CORNIL Convertible Vehicle Patent |
| 1928 RAINEY Child's Convertible Toy Patent Print |
| 1928 GLENN ROBERT Convertible Dining Billiard Table |
| 1928 CYRIL MASSEY Convertible Swing Patent Print |
| 1928 RAINEY Child'S Convertible Toy Patent Print |
| 1928 WILLIAM Convertible Dining Billiard Table |
| 1928 STARK WALTER Convertible Toy Patent Print |
| 1928 JOSEPH Child's Convertible Rocker Patent |
| 1928 CASEY FOSTER CO Convertible Hand Truck Vehicle |
| 1928 LINCOLN CONVERTIBLE SEDAN 1:32 SCALE BY ARKO |
| UNIQUE 1928 LINCOLN MODEL L CONVERTIBLE RADIO |
| 1928 LINCOLN Model L Convertible RADIO MIB solid state |
| 3 ORIG 1928-1930 PACKARD COLOR ADS CONVERTIBLE DELUXE |
| 1928 CADILLAC AD. Red CONVERTIBLE. GOLF Course. CLELAND |