| 1926 MILLS NOVELTY CO Violin Damper Art Print |
| 1926 MILLS NOVELTY CO Piano Playing Expression Control |
| 1926 MILLS Toy Race Course Device Patent Print |
| 1926 MILLS Tremold Self Playing Stringed Instruments |
| 1926 MILLS Violin Damper Device Patent Print Art |
| 1926 MILLS NOVELTY CO Fingering Stringed Instruments |
| 1926 MILLS NOVELTY CO Piano Playing Art Print |
| 1926 MILLS Electrical Musical Instrument Patent |
| 1926 MILLS NOVELTY CO Electromagnetic Art Print |
| 1926 MILLS NOVELTY CO Self Playing Stringed Instrument |
| 1926 MILLS Slot Guard Device Patent 18022 |
| 1926 MILLS Fingering Self Playing Stringed Instruments |
| 1926 MILLS NOVELTY CO Electrical Musical Instrument |
| 1926 MILLS NOVELTY CO Electric Motor Patent |
| 1926 MILLS NOVELTY CO Motor Controlling Means |
| 1926 MILLS NOVELTY CO Toy Race Course Patent |
| 1926 MILLS Railway Switch Mechanism Patent Print |
| 1926 MILLS Tremolo Self Playing Stringed Instruments |
| 1926 MILLS Motor Controlling MILLS NOVELTY Patent 20755 |
| 1926 MILLS Automatic Stringed Instruments Viol Class |
| 1926 MILLS Motor Controlling Means Patent Print |