The keys listed on this page are all used for smaller railroad locks such as, utility, signal, etc.
Examples: Mid-Valley utility lock | PRR-signal lock
Keys made for them, are strictly proprietary. If you do happen to find one to work a lock, it's strictly luck!
All keys are $20.00 each + $4.00 postage.
Item: MK-1 Pockert worn Fraim.
Item: MK-2 Another early Fraim.
Item: MK-3 Early Fraim with key code R127 ="Reading Railroad"?
Item: MK-4 ca. 1921-30 FS/Hdw Co. This key + 2 keys below most likely work with a Pennsy lock.
Item: MK-5 ca. 1921-30 FS/Hdw Co.
Item: MK-6 ca. 1921-30 FS/Hdw Co.
Item: MK-7 Board of Education switch key. Most likely used on gate lock.
Item: MK-8 No foundry name steel key.
Item: MK-9 Miller 'butterfly' steel key.
Item: MK-10 Miller forged steel key.
Item: MK-11 Miller forged steel key.
Item: MK-12 Miller forged steel key.
Item: MK-13 Miller forged steel key.
Item: MK-14 Miller forged steel key.
Dates quoted for keys are approximate dates. Railroad switch keys initials (reporting mark) are assumed to be correct and accurate.
Comments on any railroad initials origin, including (typos), are welcome. Last update 08/24/2023
All Key Sales are Final
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