Are there any FREDERICKS families out there who could help correct this tree, as I'm not sure of some of the connections

   Jacob FREDERICKX (c.1815 Belgium)
   m.Antonia BACKHOVEN (c.1815 Belgium)
      1.Francis FREDERICKS (23 Jan 1840 Antwerp-11 Sep 1914 Picton, NZ)
      m.28 May 1864 Mary Elizabeth SIMMONS
         1.Henry Samuel FREDERICKS (26 Mar 1865-20 Aug 1926 Seddon)
         m.1887 Annie HICKMAN (c.1862-c.1944 Picton)
            1.Henry Stephen FREDERICKS (c.1892-c.1967 Greymouth)
            m.1929 Bertha Emily MARTIN
                daughter of Arthur & Maud Elizabeth 
            2.Arthur Francis FREDERICKS (c.1888-21 Feb 1945 Auckland)
            m.July 1913 Hawera Mary Josephine EVANS (4 Sep 1889-10 Dec 1976 Feilding)
               1.Henry Francis FREDERICKS (8 Jan 1914-Aug 1985)
               m.1940 Nancy TATE (c.1916-9 Nov 2005 Feilding)
                  1.Ian FREDERICKS
                  2.Barbara Clare FREDERICKS (1949-July 1949 bur.Hastings)
               2.Cyril Arthur Hamilton FREDERICKS (25 Apr 1915-1 Apr 1987 Hawera)
               3.Allan Stephen FREDERICKS (c.1916-22 Feb 1967)
               m.1951 Margaret 'Peg' Rose NICHOLLS
               4.Clive Raymond FREDERICKS (9 Aug 1917 Hawera-22 Feb 142 Bur.Suva, Fiji)
               5.Colin Evan FREDERICKS (16 Feb 1919-14 Jun 1976 Hawera)
               m.1947 Joyce Edith TIPPINS
               6.Patricia Mary FREDERICK(S) (1 Apr 1925 Hawera)
               m.1948 Joseph Nicholas HAMMERSLEY
               7.stillborn FREDERICKS (8 Jul 1928)
            3.Cyril Hickman FREDERICKS (c.1895-c.1963 Picton)
            m.1919 Clarice Maude CRAGG (c.Nov 1895-bur.10 Sep 1985 Whakapuka cemetery)
         2.Francis FREDERICKS (c.1866-18 Sep 1912 Picton)
         m.1892 Mary HALL (c.1869-c.1912)
            1.Marjorie FREDERICKS (c.1894)
            m.1913 John Edward ELLIOTT
            2.Francis Hall FREDERICKS (c.1897-c.1954)
            m.1921 Frances DICKENS
            3.Muriel FREDERICKS (c.1901)
            m.1922 Samuel Edward FITZGERALD
         3.Edward FREDERICKS (c.1868-c.1926 Bur.Park Island, Napier)
         m.Mary or Mary Ann
            1.Gertie Rose FREDERICKS (c.1898)
            2.Edward Hugh FREDERICKS c.1900-pre 1905)
            3.Myrtle FREDERICKS (1901-1901)
            4.Mary Louisa FREDERICKS (c.1902)
            5.William Henry FREDERICKS (c.1903)
            6.Edward James FREDERICKS (c.1905-Bur.5 Jan 1931 Park Island, Napier)
            7.John FREDERICKS (c.1907)
         4.Ralph Simmons FREDERICK(S) (c.1869-c.1937)
         m.1895 Phebe HOWARD (c.1871-c.1932)
            1.Eveline FREDERICKS (c.1896)
            m.1916 Theodore Lionel MARSHALL (c.1887-c.1944)
               son of Ernest Edward & Sarah Jane
            2.Mildred FREDERICKS (8 Sep 1897)
            m.1917 Albert Edward CHAPMAN
            3.Clarice FREDERICKS (c.1902)
            4.Laura Edna FREDERICKS (c.1908) could be Edna Lorna
         5.John Plumer Ella FREDERICKS (19 Jun 1872 Picton-16 Mar 1939 Picton)
         m.17 Aug 1897 Picton Sarah Maria BRIGHT (c.1869 Picton-c.1946 Picton)
                             daughter of Thomas Charles BRIGHT and Jane NEWPORT
            1.Victor Percy FREDERICKS (25 May 1898-c.1984)
            m.1922 Gertrude Selina STANTON (c.1884-c.1956)
            2.Ella Veronica FREDERICKS (19 Jan 1901 Picton-c.1948 Blenheim)
            m.1918 Benjamin KNIGHT (c.1893 Doyleston, Canty.-c.1936 Blenheim)
               1.Olive June KNIGHT
            3.Zoe Josephine FREDERICKS (c.1903)
            m.1925 Wilfred Roy MILLS (c.1904)
                son of David & Edith Ann
            4.Leo Roy FREDERICKS (13 Dec 1908-c.1981)
            m.1934 Daisie Olga BRACE
         6.Ellen "Nellie" FREDERICKS (15 Sep 1874-c.1960)
         m.1897 Edwin Jamerson BELL (c.1875-c.1951)
            1.May Eliazbeth BELL (1897)
            2.Nellie BELL (1901)
            3.Ivy Brenda BELL (1903)
            m.1921 Albert John GOOD
            4.Irene Jessie BELL (1906)
            m.1931 Richard Oswald SMITH
         7.Mary Elizabeth FREDERICKS (c.1876-30 Nov 1877 Picton)
         8.Christopher FREDERICKS (c.1879-c.1940 Picton)
         m.1906 Lucy Kertine Marie HEILESON (c.1885-c.1943 Picton)
         9.May Veronica FREDERICKS (c.1881 Picton-1927)
         m.1904  Harvey John ALGIE (c.1877 Thames-24 Feb 1956 Gisborne)
             son of John & Margaret M. STANHOPE
            1.Ernest Charles ALGIE (7 Feb 1905-1979)
            m.1927 Gladys Mary NEWEY (9 Oct 1904-1994)
            2.John Frances ALGIE (1906)
            3.Ngaira Merle ALGIE (16 Dec 1907-1975)
            m.1933 Stanley Edgar LISTER 8 Aug 1907-c.1977)
            4.Myra Mary Margaret ALGIE (6 Dec 1910-c.1998)
            m.1935 Adolphus Lois Whinray MARTIN (1 Jan 1908-c.1995)
            5.Rewa Eveline Mildred ALGIE (7 Jul 1914-c.1981)
            m.1934 Martin Roy NESHAUSEN (23 Aug 1909-c.1985)
            6.Valerie May ALGIE
            m.1952 Henry Forbes WALLACE (30 Apr 1919-c.2006)
         10.Charles Ernest FREDERICKS (c.1884-26 Jan 1890 Picton)
         11.Mary Frances FREDERICKS (c.1888-c.1949)
         m.1914 Timothy HORGAN (c.1878-1 Aug 1925)
            1.Nola Mary HORGAN (11 Feb 1919-2008)
            m.1943 Clifford John Landall BAXTER (c.1899-c.1965)

Please let me know if you find any errors "chris@reap.org.nz"
OR if you disagree with what I have here OR if you have anything to add on.

Updated last July 2009