get_lewis {geomander}

Get historical United States Congressional District Shapefiles

Description

Data sourced from the United States Congressional District Shapefiles, primarily hosted at https://cdmaps.polisci.ucla.edu/. Files are fetched through the GitHub repository at https://github.com/JeffreyBLewis/congressional-district-boundaries.

Usage

get_lewis(state, congress)

Arguments

state

two letter state abbreviation

congress

congress number, from 1 to 114.

Value

a sf tibble of the congressional district boundaries

References

Jeffrey B. Lewis, Brandon DeVine, Lincoln Pitcher, and Kenneth C. Martis. (2013) Digital Boundary Definitions of United States Congressional Districts, 1789-2012. [Data file and code book]. Retrieved from https://cdmaps.polisci.ucla.edu on [date of download].

Examples

get_lewis(state = 'NM', congress = 111)