Ishango Bone Perhaps the earliest known recording of data (19,000 BC). data collection self-tracking Similar projects to Ishango Bone PigeonBlog Using homing pigeons with GPS-enabled backpacks to gather and communicate air pollution data. Self An app to support researching our bodies, with all their messiness. The Central Database of Shoah Victims' Names A digital archive to preserve the names and biographical information of Jewish Holocaust victims murdered during years of the Nazi regime from 1933-45. r/datahoarder A Reddit community around archiving digital information. Where Commuters Run Over Black Children on the Pointes-Downtown Track Lebombo Bone A 43,000 year old bone that may have been used as a menstrual tracker. Back to all projects.