Please follow http://blogs.archives.gov/blackhistoryblog/2015/01/27/part-i-how-to-use-panama-canal-personnel-records-at-the-national-archives-my-grandfather-worked-on-the-panama-canal/.

Please follow http://blogs.archives.gov/blackhistoryblog/2015/01/27/part-i-how-to-use-panama-canal-personnel-records-at-the-national-archives-my-grandfather-worked-on-the-panama-canal/.