I must have been napping. But I failed in February to mark the 10th anniversary of mastershistory.org — our worldwide geezertrack museum. This year’s updates have been slim, however, since we’ve exhausted the Al Sheahen archive. So now we’re launching an effort to crowd-source materials from others. Masters History subcommittee chair Jeff Davison recently visited national masters chair Rex Harvey in Arizona, who is making available some of his papers, including newsletters of the Over The Hill Track Club in Ohio. And yet some basic materials are still missing. For example, USATF Masters T&F Records czar Jeff Brower needs complete…