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Jim Fredrickson Photo Collection Categories
 
Category numbers are used to describe how the negatives are filed in the file drawers of the collection.  Image numbers will be 5-digets preceeded by JMF and the category number.

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    • Equipment/Numerical_Registers
    • NP_List_of_Stations
    • NP_TRAIN_REGISTERS
    • NP_Train_Order_Books
    • NP_Train_Dispatcher's_Manuals
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