2 records found where subject: Engineering -- History -- 19th century. showing records 1 - 2.

1 Gazeta Ministerial de Cundinamarca Num.29 (1812) Gazeta Ministerial de Cundinamarca Num.29
Type: Newspaper
Publication Date: February 13, 1812
2 United States Patent Office (1875) United States Patent Office
Type: Broadside
Creator(s): Vera, Pedro
Publication Date: February 23, 1875