Name:

Description:

Price of US stamp for first class mail 1885-2012

Variables:

A dataset with 25 observations on the following 3 variables.

Link To Google Sheets:

Rows:

Columns:

Files:

License Type:

References/Notes/Attributions:

Source

http://about.usps.com/who-we-are/postal-history/domestic-letter-rates-1863-2011.htm

R Dataset Upload:

Use the following R code to directly access this dataset in R.

R Coding Interface: