Replica of the first Morse telegraph, 1835
1934
1934
2000-100 BCE
1955; 1830
1990-96
1934
4000-2001 BCE
1930 (replica); 1834 (original)
1830 (original); 1967 (model)
1730; 1967
1972-3
2500 BCE
1990-95
1859; 1986
1945-50
3000-1500
3000-2000 BCE
1834-1836
2000 BCE
30 CE
30 CE
circa 3000 BCE
2686-2613 BCE
20-400
2000-1350
2000-1350
2000-1350
2000-1350
2000-1350
1370-1350 BCE; 1931
1931; 250 BCE
2000-1350
20-500
1370-1350 BCE; 1931
2000-1350
2000-1350
2000-1350
20-500
2000-1350
20-400
2000-1000
3500-1000
2000-1350
15/7/27
circa 3000 BCE
3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE