| Topic | Publication | Reference Pages |
|---|
| Oelkers | Footsteps Vol. XI (1994) | 141 |
| Oelkers | Footsteps Vol. XVII (2000) | 26 |
| Oelkers, A | Footsteps Vol. XII (1995) | 43, 46 |
| Oelkers, Agust | Comal County 1880 Census | |
| Oelkers, Arthur | Comal County 1890 Census | 96 |
| Oelkers, Aug | Footsteps Vol. XI (1994) | 75 |
| Oelkers, Aug | Footsteps Vol. XII (1995) | 39 |
| Oelkers, Aug | Footsteps Vol. XIV (1997) | 165 |
| Oelkers, Aug | Footsteps Vol. XV (1998) | 63, 130 |
| Oelkers, Aug | Footsteps Vol. XVIII (2001) | 41 |
| Oelkers, August | Footsteps Vol. XX (2003) | 48 |
| Oelkers, August | Comal County 1890 Census | 96 |
| Oelkers, August | Comal County 1910 Census | 101 |
| Oelkers, August | Comal County 1920 Census | 278 |
| Oelkers, August | Footsteps Vol. II (1985) | 41 |
| Oelkers, August | Footsteps Vol. IV (1987) | 148 |
| Oelkers, August | Footsteps Vol. V (1988) | 117 |
| Oelkers, August | Footsteps Vol. IX (1992) | 111, 112, 113 |
| Oelkers, August | Footsteps Vol. XIII (1996) | 33 |
| Oelkers, August | Footsteps Vol. XV (1998) | 68, 125 |
| Oelkers, August | Footsteps Vol. XVI (1999) | 145 |
| Oelkers, August | Footsteps Vol. XVIII (2001) | 41 |
| Oelkers, August Jr | Footsteps Vol. VIII (1991) | 142 |
| Oelkers, August Jr | Footsteps Vol. XI (1994) | 106 |
| Oelkers, August Sr | Footsteps Vol. VIII (1991) | 142 |
| Oelkers, August Sr | Footsteps Vol. XI (1994) | 106 |
| Oelkers, Augusta | Footsteps Vol. XXII (2005) | 118, 119 |
| Oelkers, Bertha | Comal County 1890 Census | 14 |
| Oelkers, Bertha | Comal County 1880 Census | |
| Oelkers, Bertha | Footsteps Vol. XVIII (2001) | 41 |
| Oelkers, Conrad | Footsteps Vol. II (1985) | 41 |
| Oelkers, Conrad | Footsteps Vol. VI (1989) | 80 |
| Oelkers, Conrad | Footsteps Vol. XVI (1999) | 145 |
| Oelkers, Deuka | Comal County 1880 Census | |
| Oelkers, Dorothy | Footsteps Vol. XXIX (2012) | 29, 30, 31 |
| Oelkers, Dorothy & E J | Footsteps Vol. XXVIII (2011) | 31 |
| Oelkers, Ed | Footsteps Vol. XXIX (2012) | 29, 30, 31 |
| Oelkers, Ed & Dorothy | Footsteps Vol. XXVII (2010) | 4 |
| Oelkers, Ed & Dorothy | Footsteps Vol. XXIX (2012) | 27 |
| Oelkers, Edgar | Footsteps Vol. XXII (2005) | 119 |
| Oelkers, Edgar | Footsteps Vol. XXII (2005) | 118, 119 |
| Oelkers, Edgar | Footsteps Vol. XXII (2005) | 118 |
| Oelkers, Edgar | Footsteps Vol. XXIX (2012) | 32, 99 |
| Oelkers, Edgar | Footsteps Vols. XXX (2013) and Vol. XXXI (2014) | vii |
| Oelkers, Edgar | Comal County 1920 Census | 278 |
| Oelkers, Edgar | Footsteps Vol. VII (1990) | 81 |
| Oelkers, Edgar | Footsteps Vol. XIV (1997) | 14 |
| Oelkers, Edgar, Jr | Footsteps Vol. XXIX (2012) | 100, 102 |
| Oelkers, Edka | Comal County 1910 Census | 101 |
| Oelkers, Ella | Footsteps Vol. XXII (2005) | 119 |
| Oelkers, Emilie | Footsteps Vol. XXII (2005) | 119 |
| Oelkers, Emilie | Footsteps Vol. XVIII (2001) | 41 |
| Oelkers, Emma | Comal County 1910 Census | 106 |
| Oelkers, Family Texas Farm | Footsteps Vol. XXII (2005) | 118 |
| Oelkers, Family texas farm | Footsteps Vol. XXII (2005) | 120 |
| Oelkers, Farm | Footsteps Vol. XIX (2002) | 78 |
| Oelkers, Friedrich | Footsteps Vol. XXII (2005) | 118 |
| Oelkers, Gertrude (1916-1988) | The First Founders: Vol. II | 96 |
| Oelkers, H, Mrs | Footsteps Vol. XXVIII (2011) | 94 |
| Oelkers, Heinrich | Footsteps Vol. XXII (2005) | 118 |
| Oelkers, Heinrich | Footsteps Vol. VI (1989) | 80 |
| Oelkers, Heinrich | Footsteps Vol. XIII (1996) | 66 |
| Oelkers, Heinrich (Johann Heinrich) | Footsteps Vol. XXIX (2012) | 99 |
| Oelkers, Henry | Footsteps Vol. II (1985) | 41 |
| Oelkers, Herm | Footsteps Vol. XV (1998) | 63 |
| Oelkers, Herman | Comal County 1890 Census | 96 |
| Oelkers, Herman | Comal County 1910 Census | 101 |
| Oelkers, Herman | Comal County 1880 Census | |
| Oelkers, Hermann | Footsteps Vol. XXII (2005) | 119 |
| Oelkers, Hermann | Footsteps Vol. XXIX (2012) | 99 |
| Oelkers, Hermann | Comal County 1920 Census | 278 |
| Oelkers, Hermann | Footsteps Vol. XV (1998) | 131 |
| Oelkers, Hermina | Comal County 1880 Census | |
| Oelkers, Hermina | Comal County 1920 Census | 278 |
| Oelkers, Hermine | Footsteps Vol. XXII (2005) | 119 |
| Oelkers, Hermine | Comal County 1910 Census | 101 |
| Oelkers, Hermine | Footsteps Vol. XVIII (2001) | 41 |
| Oelkers, Herrmann | Footsteps Vol. XVIII (2001) | 41 |
| Oelkers, Hilda | Footsteps Vol. XXI (2004) | 66 |
| Oelkers, Hilda | Footsteps Vol. XVI (1999) | 249 |
| Oelkers, Hilda Caroline | Footsteps Vol. XIII (1996) | 66 |
| Oelkers, Johann Heinrich | Footsteps Vol. VII (1990) | 33 |
| Oelkers, Johanne Friedricke D M | Footsteps Vol. VII (1990) | 33 |
| Oelkers, Karl | Footsteps Vol. XXII (2005) | 118 |
| Oelkers, Karl Walter | Footsteps Vol. XXII (2005) | 119 |
| Oelkers, Kathinka | Footsteps Vol. XXII (2005) | 119 |
| Oelkers, Konrad | Footsteps Vol. XXII (2005) | 118 |
| Oelkers, Lonie | Footsteps Vol. IX (1992) | 115 |
| Oelkers, Louis | Footsteps Vol. XVIII (2001) | 41 |
| Oelkers, Louise | Footsteps Vol. XXII (2005) | 118 |
| Oelkers, Maria | Comal County 1890 Census | 131 |
| Oelkers, Maria | Footsteps Vol. XVIII (2001) | 41 |
| Oelkers, Marie | Footsteps Vol. XXII (2005) | 118, 119 |
| Oelkers, Max | Comal County 1890 Census | 96 |
| Oelkers, Max | Comal County 1910 Census | 101 |
| Oelkers, Max | Comal County 1920 Census | 278 |
| Oelkers, Mina | Comal County 1920 Census | 278 |
| Oelkers, Minna | Comal County 1910 Census | 101 |
| Oelkers, Mr | Footsteps Vol. VI (1989) | 122 |
| Oelkers, Mrs | Footsteps Vol. VII (1990) | 112 |
| Oelkers, Nora | Comal County 1910 Census | 101 |
| Oelkers, Nora | Footsteps Vol. XIV (1997) | 14 |
| Oelkers, Pauline Breusted | Footsteps Vol. XII (1995) | 113 |
| Oelkers, Thekla | Comal County 1920 Census | 278 |
| Oelkers, Vera | Comal County 1920 Census | 278 |
| Oelkers, Wilh | Footsteps Vol. VII (1990) | 112 |
| Oelkers, Wilhelm | Footsteps Vol. XXII (2005) | 118, 119 |
| Oelkers, Wilhelm | Footsteps Vol. XXIX (2012) | 99 |
| Oelkers, Wilhelm | Comal County 1890 Census | 96 |
| Oelkers, Wilhelm | Comal County 1880 Census | |
| Oelkers, Wilhelm | Footsteps Vol. VI (1989) | 80 |
| Oelkers, Wilhelm | Footsteps Vol. XII (1995) | 113 |
| Oelkers, Wilhelm | Footsteps Vol. XIII (1996) | 33 |
| Oelkers, Wilhelm Breustedt | Footsteps Vol. XII (1995) | 113 |
| Oelkers, William | Footsteps Vol. XIII (1996) | 66 |
| Oelkers, William Jr | Footsteps Vol. XIII (1996) | 66 |
| Oelkers, Wm | Footsteps Vol. V (1988) | 117 |
| Oelkers, Wm | Footsteps Vol. XI (1994) | 80 |
| Oelkers, Wm | Footsteps Vol. XIV (1997) | 153, 165, 172 |
| Oelkers, Wm | Footsteps Vol. XVIII (2001) | 41, 69 |