| 1944 SMITH SONS LTD S Electrically Wound Clock |
| 1939 MARK J SAPERSTON Electrically Operated Clock |
| 1931 DE Electrically Wound Clock Patent Print |
| 1931 WARREN TELECHRON Electrically Wound Clock |
| 1937 HERNANDEZ Electrically Operated Clock Art |
| 1944 SAMUEL Electrically Wound Clock Patent |
| 1930 FRANK Electrically Driven Clock Patent |
| 1934 MAX ABRAHAM HALLE Electrically Driven Clock |
| 1934 HERBERT Electrically Driven Clock Patent |
| 1934 CONSTANT Electrically Controlled Clock Art |
| 1932 HELMUT Electrically Wound Clock Patent |
| 1933 WATERBURY CLOCK Electrically Wound Clock |
| 1931 STERLING CLOCK INC Electrically Operated Clock |
| 1940 MCDONALD Electrically Operated Sidereal Clock |
| 1958 CHADWICK Electrically Driven Calendar Clock |
| 1931 WILMETH Electrically Wound Clock Patent |
| 1934 WALTER Electrically Operated Clock Patent |
| 1931 HALL Electrically Wound Clock Patent Print |
| 1934 OTTO Electrically Driven Clock Patent Print |
| 1934 BRILLIE Electrically Controlled Clock Art |
| 1938 FERDINAND Electrically Driven Master Clock |
| 1931 STERN Electrically Operated Clock Patent |
| 1931 WARREN Electrically Wound Clock Patent |
| 1934 HERSCHEDE HALL CLOCK Electrically Operated Clock |
| 1933 COWLES Electrically Wound Clock Patent |
| 1939 ADAMS Electrically Operated Clock Patent |
| 1931 GEN ELECTRIC Electrically Wound Clock Art |