See a Catalog Page Before You Buy
I have created a stamp catalog (checklist) of 19th century United States stamps that makes it much easier to collect these earliest stamps issued by the United States.
It includes just 109 regular and commemorative stamps that depict all the major designs from 1847 through 1900.
Click the link immediately below to see a typical page (PDF) from the US Minimalist Stamp Catalog (Basic Edition) for free.
See a sample page from the US Minimalist Stamp Catalog
If you like what you see, you can purchase the full 27-page catalog here.