????
                     Olsen, Bernard (b:)(d:)
                    |          ????
           Olsen, Lester Bernard (b:1910)(d:1981)
          |         |          ????
          |          Tonning, Alfine (b:)(d:)
          |                    ????
 Olsen, Bruce Leslie (b:1943)(d:)
          |                              ????
          |                    Gierszewski, Casimirus (b:)(d:)
          |                   |          ????
          |          Gierszewski, Stanislaus (b:1863)(d:1947)
          |         |         |          ????
          |         |          Wysocka, Marianna (b:)(d:)
          |         |                    ????
           Gierszewska, Regina Sophie (b:1911)(d:2002)
                    |                    ????
                    |          Klesinski, Peter (b:1841)(d:1894)
                    |         |          ????
                     Klesinska, Josephine (b:1878)(d:1936)
                              |                    Piekarski, Maciej (Matthias) (b:1792)(d:1849) ==> Chart 2 [P 1]
                              |          Piekarski, Joannes A (John) (b:1826)(d:1868)
                              |         |          Danelska, Marianna (b:1796)(d:)
                               Piekarska, Constantia (b:1850)(d:1890)
                                        |          Szarafinski, Jacob (b:)(d:)
                                         Szarafinska, Casharina Maria (b:1831)(d:1877)
                                                   Malicka, Cunagunda (b:)(d:)

                     ????
           Piekarski, Tomasz (b:1758)(d:1807)
          |          ????
 Piekarski, Maciej (Matthias) (b:1792)(d:1849)
          |          ????
           Miecinska, Magdalena (b:1756)(d:1808)
                     ????