| 1940 MADISON Combined Alarm Clock Switch Art |
| 1940 GEN TIME INSTR CORP Alarm Clock Patent |
| 1940 HOFE Alarm Clock Time Setting Mechanism Art |
| 1940 MACPHERSON BENJAMIN Alarm Device Patent |
| 1940 GEN ELECTRIC Time Switch Alarm Patent Print |
| 1940 RHODES MARCUS Alarm Timer Patent Print Art |
| 1940 IRVING BIALER MAX EMBER Individual Alarm Watch |
| 1940 ANDERSEN Time Switch Alarm Patent Print Art |
| 1940 RHODES INC M H Alarm Timer Patent Print Art |
| 1940 HUTCHINSON Electric Alarm Clock Patent |
| 1940 ORMSBY Bumper Alarm Switch Patent Print Art |
| 1940 MAX Alarm Clock Art Print Patent |
| 1940 SESSIONS CLOCK Electric Alarm Clock Art |
| 1940 SOLOMON Individual Alarm Watch Patent Print |
| 1940's Rensie Watch Co Art Deco Travel Alarm Clock NICE |
| VINTAGE 1930-1940 SESSIONS CELLUIOID DECO ALARM CLOCK |
| Vintage 1940's Art Deco Westclox (Spur) Alarm Clock |
| 1940's Rensie Watch Co Art Deco Travel Alarm Clock NICE |
| VINTAGE 1930-1940 SESSIONS CELLUIOID DECO ALARM CLOCK |
| 1940 Gamewell Co Alarm Volunteer Fire Department Ad |
| Vintage Holtzer Cabot 1940 Security Alarm Washington DC |
| 1940's ART DECO Swiss "EBOSA" DESK ALARM CLOCK |