| Topic | Publication | Reference Pages |
|---|
| Jahn | Footsteps Vol. XXV (2008) | 58 |
| Jahn | Footsteps Vol. V (1988) | 100 |
| Jahn | Footsteps Vol. VII (1990) | 146 |
| Jahn | Footsteps Vol. XII (1995) | 73 |
| Jahn, Adolf | The First Founders: Vol. II | 120 |
| Jahn, Alderman | Footsteps Vol. IX (1992) | 13 |
| Jahn, Aldermen | Footsteps Vol. IV (1987) | 171 |
| Jahn, Andreas | Comal County 1910 Census | 133 |
| Jahn, Anna | Comal County 1890 Census | 57 |
| Jahn, Anna | Comal County 1880 Census | |
| Jahn, Anna Catharina | Footsteps Vol. XVIII (2001) | 141 |
| Jahn, Anna Catherine | Footsteps Vol. I (1984) | 19 |
| Jahn, Anna Catherine | Footsteps Vol. II (1985) | 84 |
| Jahn, Anna Emma | Comal County 1910 Census | 68 |
| Jahn, Anna Emma (1887-1983) | The First Founders: Vol. II | 80, 87 |
| Jahn, Anna Klein | Footsteps Vol. XXIII (2006) | 173 |
| Jahn, Anna Maria | Footsteps Vol. XXI (2004) | 114 |
| Jahn, Anna Maria Klein Bellmer | Footsteps Vol. XXI (2004) | 114 |
| Jahn, Anna Maria nee Klein | Comal County 1890 Census | 56 |
| Jahn, baby | The First Founders: Vol. II | 63, 80, 100 |
| Jahn, Barbara | Footsteps Vol. VI (1989) | 137 |
| Jahn, Ben | Comal County 1920 Census | 21 |
| Jahn, C | Footsteps Vol. XI (1994) | 135 |
| Jahn, C A | Footsteps Vol. XV (1998) | 26 |
| Jahn, C A | Footsteps Vol. XIX (2002) | 153 |
| Jahn, C. A. | Comal County 1910 Census | 68 |
| Jahn, C. A. | Comal County 1920 Census | 21 |
| Jahn, C. Ben (1894-dec.) | The First Founders: Vol. II | 80, 87 |
| Jahn, Carl | Footsteps Vol. XXVII (2010) | 96 |
| Jahn, Carl | Comal County 1890 Census | 56 |
| Jahn, Carl | Footsteps Vol. V (1988) | 123 |
| Jahn, Carl | Footsteps Vol. XIII (1996) | 133 |
| Jahn, Carl Andreas (1851-1943) | The First Founders: Vol. II | 80, 87 |
| Jahn, Carl Mr. | Footsteps Vol. XXIII (2006) | 58 |
| Jahn, Ch | Footsteps Vol. IX (1992) | 39 |
| Jahn, Charles(Carl) Andrew | Footsteps Vol. X (1993) | 35 |
| Jahn, Chas. Ben | Comal County 1910 Census | 68 |
| Jahn, Conradine | Comal County 1890 Census | 64 |
| Jahn, Dorothe | Footsteps Vol. VIII (1991) | 114 |
| Jahn, Dorothea | Footsteps Vol. VI (1989) | 120 |
| Jahn, Edward | The First Founders: Vol. II | 120 |
| Jahn, Ella | The First Founders: Vol. II | 120 |
| Jahn, Emma | Comal County 1890 Census | 56 |
| Jahn, Emma | Comal County 1910 Census | 55 |
| Jahn, Emma | Comal County 1880 Census | |
| Jahn, Emma | Comal County 1920 Census | 21 |
| Jahn, Emma M. | Comal County 1910 Census | 68 |
| Jahn, Emma Marie (1853-1914) | The First Founders: Vol. II | 80, 87 |
| Jahn, Emma Miss | Footsteps Vol. XIII (1996) | 134 |
| Jahn, Fr Z? | Footsteps Vol. XIV (1997) | 76 |
| Jahn, Fr-z? | Footsteps Vol. XII (1995) | 99 |
| Jahn, Fred | Footsteps Vol. X (1993) | 35 |
| Jahn, Furniture Co | Footsteps Vol. XXVII (2010) | 96 |
| Jahn, G | Footsteps Vol. X (1993) | 99 |
| Jahn, Georgina | Comal County 1910 Census | 68 |
| Jahn, Georgine H. (1898-1978) | The First Founders: Vol. II | 80, 87 |
| Jahn, Hedwig | Comal County 1910 Census | 132 |
| Jahn, Helen | The First Founders: Vol. II | 120 |
| Jahn, Henrietta | The First Founders: Vol. II | 80, 87 |
| Jahn, Henrietta | Comal County 1910 Census | 68 |
| Jahn, Henrietta | Comal County 1920 Census | 21 |
| Jahn, Herman | Footsteps Vol. XI (1994) | 157 |
| Jahn, Hermann | Comal County 1890 Census | 57 |
| Jahn, Inf/Paul | Footsteps Vol. VI (1989) | 137 |
| Jahn, J | Footsteps Vol. IV (1987) | 170 |
| Jahn, J | Footsteps Vol. IX (1992) | 12 |
| Jahn, J | Footsteps Vol. XVI (1999) | 78, 79, 82, 85, 173, 176, 280 |
| Jahn, J | Footsteps Vol. XVII (2000) | 80, 86, 169 |
| Jahn, J | Footsteps Vol. XVIII (2001) | 170 |
| Jahn, J | Footsteps Vol. XIX (2002) | 218 |
| Jahn, J C | Footsteps Vol. XIX (2002) | 282, 285, 286 |
| Jahn, J M | Footsteps Vol. IX (1992) | 97 |
| Jahn, Joachim | Footsteps Vol. IV (1987) | 125 |
| Jahn, Joh'n | Footsteps Vol. XIV (1997) | 172 |
| Jahn, Johann | Footsteps Vol. XXV (2008) | 57 |
| Jahn, Johann | Comal County 1880 Census | |
| Jahn, Johann | Footsteps Vol. I (1984) | 19 |
| Jahn, Johann | Footsteps Vol. V (1988) | 128 |
| Jahn, Johann | Footsteps Vol. VII (1990) | 116 |
| Jahn, Johann | Footsteps Vol. X (1993) | 35 |
| Jahn, Johann | Footsteps Vol. XIII (1996) | 31 |
| Jahn, Johann Jakob | Footsteps Vol. II (1985) | 13 |
| Jahn, Johann Jakob | Footsteps Vol. VIII (1991) | 13 |
| Jahn, Johann Michael | Footsteps Vol. XXVII (2010) | 96 |
| Jahn, Johann Michael | The First Founders: Vol. I | 51, 109, 115, 124, 126, 129, 131, 143, 149, 212, 284; family and biography 394 |
| Jahn, Johann Michael | Footsteps Vol. VIII (1991) | 106 |
| Jahn, Johann Michael (1816-1883) | The First Founders: Vol. II | 80, 87 |
| Jahn, Johann Wolfgana | Footsteps Vol. XVIII (2001) | 141 |
| Jahn, Johann, Furniture | Footsteps Vol. XXVII (2010) | 97 |
| Jahn, Johanna | Comal County 1910 Census | 68 |
| Jahn, Johanna | Comal County 1920 Census | 21 |
| Jahn, Johanna (1900-1978) | The First Founders: Vol. II | 80, 87 |
| Jahn, John | Footsteps Vol. IV (1987) | 105 |
| Jahn, John | Footsteps Vol. IX (1992) | 60 |
| Jahn, John | Footsteps Vol. XVIII (2001) | 86 |
| Jahn, John | Footsteps Vol. XX (2003) | 51 |
| Jahn, Laura | Comal County 1910 Census | 132 |
| Jahn, Nellie (1890-1971) | The First Founders: Vol. II | 80, 87 |
| Jahn, Nellie Emma | Comal County 1910 Census | 68 |
| Jahn, Norma | Comal County 1910 Census | 132 |
| Jahn, Olga | The First Founders: Vol. II | 120 |
| Jahn, Oscar | The First Founders: Vol. II | 120 |
| Jahn, Paul | Footsteps Vol. XIX (2002) | 153 |
| Jahn, Paul & Wallie | Footsteps Vol. XXI (2004) | 114 |
| Jahn, Paul ? | Comal County 1880 Census | |
| Jahn, Paul W | Footsteps Vol. XX (2003) | 192, 193 |
| Jahn, Paul W. | Comal County 1920 Census | 1 |
| Jahn, Paul W. (1892-1982) | The First Founders: Vol. II | 63, 80, 87, 100 |
| Jahn, Paul Wm. | Comal County 1910 Census | 68 |
| Jahn, Richard | Comal County 1910 Census | 132 |
| Jahn, Rudolf | Comal County 1890 Census | 57 |
| Jahn, Rudolph | Comal County 1920 Census | 21 |
| Jahn, Rudolph | Footsteps Vol. XVI (1999) | 223 |
| Jahn, Rudolph S. | The First Founders: Vol. II | 80, 87 |
| Jahn, Ruth Alice | Comal County 1920 Census | 1 |
| Jahn, Ruth Alyce (b. 1919) | The First Founders: Vol. II | 63, 80, 100 |
| Jahn, Sophie Mrs | Footsteps Vol. VIII (1991) | 114 |
| Jahn, Wallie | Comal County 1920 Census | 1 |
