1851-1900
Add Filters
Add Filters
Page Types
Grade Levels
Work in Progress - Not all pages are categorized yet
Preschool
(0)
Kindergarten
(0)
1st Grade
(0)
2nd Grade
(3)
3rd Grade
(2)
4th Grade
(4)
5th Grade
(4)
6th Grade
(0)
7th Grade and Up
(0)
Inventors and Inventions: 1851 to 1900.
Nikola Tesla (1856-1943) was a Serbian-American physicist, electrical engineer, and inventor who held 111 patents.
Linus Yale Jr. (1821-1868) was an American mechanical engineer who developed the cylinder pin-tumbler lock.
Leo Hendrik Baekeland (1863 - 1944) was an American chemist who invented Velox photographic paper and Bakelite.
In 1877, Thomas Alva Edison invented the first machine to record and play back sounds (the phonograph/record player).
Cyrus Hall McCormick (February 15, 1809 - May 13, 1884) was an American inventor who developed the mechanical reaper.
Madam C. J. Walker (1867-1919) was an African-American inventor, businesswoman, and self-made millionaire.
Inventors and Inventions: 1901 to 1950.
Color in this picture of Ada Lovelace (1815-1852), known as the first computer programmer.
Inventors and Inventions: 1951 to 2000.
| Page 1 of 2 | Next Page |