Website. http://www.irm.org/
Address. 7000 Olson Road
Union, Illinois 60180
Here are some of the photos we took while being at IRM:
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| GRS 2A Dwarf Semaphore, Used on C&NW RR. | |||
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| Signal Garden. | |||
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| US&S Style T2 Dwarf Semaphore. | GRS Type 2A Signal, Used on GCT RR. | Electro-pneumatic Dwarf Semaphore. | |
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| Electro-pneumatic Dwarf Semaphore back lens. | GRS Type SA Signal, Used on CUT RR. | ||
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| US&S Switch Indicator. | Inside of US&S N2 Dwarf Signal. | Kayla Poses next to the GRS Signal. | |
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| Summer and I next to a trolley. | Kayla on the trolley. | Griswold Rotating Banner. | |
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| WRRS Wigwag. | Inside GRS SA Signal | Inside the dwarf semaphore. | Kayla controls the signals. |