Three days after the Sept. 11 attacks, reporters at The New York Times, armed with stacks of homemade missing-persons fliers, began interviewing friends and relatives of the missing and writing brief portraits of their lives to create “Portraits of Grief.” Not meant to be obituaries in any traditional sense, they were informal and impressionistic, often centered on a single story or idiosyncratic detail. The archive below features the original portraits. Related: Read updates on some of the families who lost a loved one.