| 1944 GEN Highway Crossing Signal System Art |
| 1945 GEN Highway Crossing Signal System Art |
| 1931 SORENSEN Highway Crossing Signal Patent |
| 1966 LAWLOR Highway Signal Flare Design Patent 21011 |
| 1932 GEN Highway Crossing Signal System Art |
| 1944 TIZZARD Highway Crossing Signal Control System |
| 1944 UNION Highway Crossing Signal Control System |
| 1930 MCCANN Highway Crossing Signal Patent Print |
| 1931 FISHER Design Highway Crossing Signal Patent 49299 |
| 1926 GRAVES Highway Crossing Signal System Art |
| 1934 HENRY Highway Crossing Signal System Patent |
| 1938 SIMPSON THORNTON Highway Signal Patent |
| 1938 HAINES Highway Crossing Signal Railways Art |
| 1924 RICHARDS Highway Crossing Signal Patent |
| 1931 MOCK Highway Crossing Signal Patent Print |
| 1934 GEN Highway Crossing Signal System Art |
| 1931 UNION SWITCH SIGNAL CO Highway Crossing Signal |
| 1929 DANIEL HEWITT Highway Signal Patent Print |
| 1933 HOWARD Highway Crossing Signal Patent Print |
| 1962 RUSSELL Highway Crossing Signal Control System |
| 1933 UNION SWITCH SIGNAL CO Highway Crossing Signal |
| 1945 ALEXANDER Highway Crossing Signal System |
| 1938 UNION Highway Crossing Signal Railways Art |
| 1955 BAUGHMAN Highway Crossing Signal Control System |
| 1920 OSCAR Highway Crossing Signal Patent Print |
| 1932 VALLEE Highway Crossing Signal System Art |
| 1926 GRAVES Highway Crossing Signal Patent Print |
| 1930 UNION SWITCH SIGNAL CO Highway Crossing Signal |
| 1921 MEDEN Design Highway Signal AMERICAN Patent 49559 |
| 1962 GEN Highway Crossing Signal Control System |
| 1938 GEN Highway Crossing Signal System Art |
| 1938 DORSCHEL Highway Crossing Signal System Art |
| LIONEL LINES RINGING HIGHWAY SIGNAL WITH BOX 155 |
| Lionel #154 Automatic Highway Signal~Nice! |
| NICE 1950 LIONEL TRAINS 155 RINGING HIGHWAY SIGNAL |
| Lionel 93 Water Tower, 154 Highway Signal |
| LIONEL MINT 154C ENVELOPE FOR AUTOMATIC HIGHWAY SIGNAL |
| LIONEL # 6-2154 HIGHWAY FLASHING SIGNAL- ORIGINAL BOX |
| MTH Operating Automatic Highway signal no. 154 |
| automatic highway signal |
| MTH Operating Automatic Highway signal no. 154 |
| LIONEL TRAINS FLASHING AUTOMATIC HIGHWAY SIGNAL |