1. lmSubsets::AirPollution
    Air Pollution and Mortality
    csv| xlsx| json| ndjson| rda| rds
    data.frame|60 x 16
  2. lmSubsets::IbkTemperature
    Temperature Observations and Numerical Weather Predictions for Innsbruck
    csv| xlsx| rda| rds
    data.frame|1824 x 42