Northern California Earthquake Data Analysis and Data Visualization with get_map and ggplot in R by engineeringbigdata August 15, 2019 written by engineeringbigdata August 15, 2019Northern California Earthquake Data Analysis and Data Visualization with get_map and ggplot in R 0 FacebookTwitterPinterestLinkedinTumblrRedditStumbleuponWhatsappEmailLeave a Comment Cancel ReplySave my name, email, and website in this browser for the next time I comment.Please enter an answer in digits:1 × three =