portrait of suspicious man taking notes

19101940 2030 20s adult adults and bw black bygone caucasian close closeup curiosity curious distrust distrustful distrusting doubt doubtful doubting doubts era expression expressions expressive eye eyeglasses eyesight fashioned fedora fedoras formal glasses hat hats historical intent investigate investigating investigation investigations look looking male males man men mysteries mysterious mystery nostalgia nostalgic note notepad notepads notes old one only ovfirstset people person photograph portrait record recording records retro retrospective serious sight skeptic skeptical skepticism skeptics spectacles stand standing suspicion suspicious thoughtful uncertain uncertainty uneasy up vertical vintage vision visuals wariness wary watch watchful watching white write writing years young youthful