a sf tibble of the congressional district boundaries
Arguments
state
two letter state abbreviation
congress
congress number, from 1 to 114.
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].