W. Oldenburg to John Dreyer, July 17, 1872

Letter from W. Oldenburg to John Dreyer, July 17, 1872.

Elise Luters to Anna Dreyer [?], June 28, 1872

Letter from Elise Luters to Anna Dreyer [?], June 28, 1872.

Ernst Dreyer to John Dreyer, February 18, 1872

Letter from Ernst Dreyer to John Dreyer, February 18, 1872.

Carsten Peters to Anna and John Dreyer, September 9, 1870

Letter from Carsten Peters to Anna and John Dreyer, September 9, 1870.

Hinrich and Gesche Wehland to Anna and John Dreyer, June 12, 1870

Letter from Hinrich and Gesche Wehland to Gesche's sister and brother-in-law, Anna and John Dreyer, June 12, 1870.

Herman Bahrs to John Dreyer, April 15, 1870

Letter from Herman Bahrs to John Dreyer, April 15, 1870.

Carsten Peters to Anna and John Dreyer, May 8, 1869

Letter from Carsten Peters to Anna and John Dreyer, May 8, 1869.

Hinrich and Gesche Wehland to Anna and John Dreyer, January 14, 1869

Letter from Hinrich and Gesche Wehland to Anna and John Dreyer, January 14, 1869.

Hinrich Adami to Wilhelmine Rutenberg, May 8, 1868

Letter from Hinrich Adami to his first cousin, Wilhelmine Rutenberg, May 8, 1868.

Friedrich Rutenberg to Carl Rutenberg, April 23, 1867

Letter from Friedrich Rutenberg to Carl Rutenberg, April 23, 1867.

Johann and Maria Selk to Anna and John Dreyer, January 29, 1866

Letter from Johann and Maria Selk to Anna and John Dreyer, January 29, 1866.

Fritz Dreyer to Anna and John Dreyer, January 7, 1866

Letter from Fritz Dreyer to Anna and John Dreyer, January 7, 1866.

Anna Maria Rutenberg to Johann Rutenberg, August 30, 1865

Letter from Anna Maria Rutenberg to Johann Rutenberg, August 30, 1865.

Friedrich Rutenberg to Wilhelmine Rutenberg, September 1, 1865

Letter from Friedrich Rutenberg to Wilhelmine Rutenberg, September 1, 1865.

Catharina Margareta Dreyer to Anna and John Dreyer, October 1, 1864

Letter from Gesche Catrina Döscher to Anna and John Dreyer, October 1, 1864.

John Sehnohr to John Dreyer [?], June 13, 1862

Letter from John Sehnohr to John Dreyer [?], June 13, 1862.

Ludwig August Dreyer to John Dreyer, undated

Ludwig August Dreyer to John Dreyer, undated.

Johann Selck to John Dreyer, January 27, 1861

Letter from Johann Selck to John Dreyer, January 27, 1861.

Hinrich and Gesche Wehland to Anna and John Dreyer, July 3, 1861

Letter from Hinrich and Gesche Wehland to Anna and John Dreyer, July 3, 1861.

Ferdinand and Mary Buck to Anna and John Dreyer, October 5, 1860

Letter from Ferdinand and Mary Buck to Anna and John Dreyer, October 5, 1860.