Arago: Exhibits

UP

Railway System Stamps

United States Master Collection, Scott 125

3-cent Ultramarine Locomotive Re-Issue Stamp

This is a primary source for 19th century Railway Systems.

4c Abraham Lincoln Panama-Pacific small die proof

4-cent Brown Lincoln Panama - Pacific Die Proof Stamp

This stamp is a primary source because it was used on mail that travelled by train.

2c Locomotive single

2-cent Black Locomotive Stamp

What about this stamp? Is it primary or secondary? Explain your answer.