| 1942 FEDDERSEN Musical Instrument Stand Patent |
| 1942 ALBERT Instrument Supporting Cord Patent |
| 1942 CONN LTD C G Wind Musical Instrument Patent |
| 1942 KAPLAN Packaging Musical Instrument Strings |
| 1942 RUNYON Wind Musical Instrument Patent Print |
| 1942 HAL HORNE Musical Instrument Patent Print |
| 1942 EMIL LISKE Musical Instrument Patent Print |
| 1942 GUSTAVE Musical Instrument String Tensioning Means |
| 1942 ALDO LOGLI Musical Instrument Patent Print |
| 1942 CENTRAL COMMERCIAL Musical Instrument Art |
| 1942 THOMANDER Instrument Cover ELECTRIC Patent 24633 |
| 1942 ZUCK Electrical Musical Instrument Patent |
| 1942 WESTERN ELECTRIC CO Musical Instrument Art |
| 1942 STANDARD Electric Time Instrument System |
| 1942 TRUHON Design Drafting Instrument Patent 44911 |
| 1942 REED JAMES Wind Instrument Patent Print Art |
| 1942 IRVING Measuring Instrument Patent Print |
| 1942 RICHTERKESSING Track Instrument Patent |
| 1942 HOMMER Musical Wind Instrument Patent 25582 |
| 1942 HENRY Electrical Musical Instrument Patent |
| 1942 HAMMOND INSTR Electrical Musical Instrument |
| 1942 JEFFRIES Percussion Musical Instrument Art |
| 1942 FISHER SIDNEY Musical Instrument Patent |
| 1942 EVERETT PIANO Electrical Musical Instrument |
| 1942 LAURENS Electrical Musical Instrument Art |
| 1942 NALL OTIS Musical Instrument Patent Print |
| 1942 OWCZYNIKOW Musical Instrument Patent Print |
| 1942 LUCK Surgical Instrument Holder Patent 32952 |
| 1942 REMINGTON ARMS INC Measuring Instrument Art |
| 1942 CONN LTD C G Percussion Musical Instrument |
| 1942 SMITH Illuminated Dial Instrument Patent |
| 1942 KOEHL JAMES Musical Instrument Patent Print |
| 1942 MAAS LOUIS Musical Instrument Patent Print |
| 1942 NACHOD UNITED STATES SIGNAL Track Instrument |
| 1942 PICKERING Wind Musical Instrument Patent |
| 1942 ELMO Instrument Holder Music Stands Art |
| 1942 STANLEY Packaging Musical Instrument Strings |
| 1942 H A SELMER INC Musical Instrument Stand Art |
| 1942 HANERT Electrical Musical Instrument Patent |
| 1942 KERSHAW BURBANK Musical Instrument Patent |
| 1942 RCA CORP Combination Electric Musical Instrument |
| 1942 CROSBY Illuminated Dial Instrument Art |
| VINTAGE 1942 WWII Aircraft Instrument TURN and BANK |
| 1942 Aircraft Instrument HYDRAULIC PRESSURE GAUGE |