Postal Sources (for Educators)
Primary or Secondary Sources?

Models - Steamboat and Train

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Ocklawaha steamboat model

This is a secondary source because it is a model and not a full-sized boat from the 19th century. It also never carried real mail.

 
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Lake Shore & Michigan Fast Mail train model

Is this a primary or secondary source? Why or why not?

Postal Sources (for Educators)