Roller Skates
Carl Linnaeus invented the index card in 1760's
Richard Salter invented the spring balance in 1760.
Thomas Savery
1760 + 1760 = 3,520
Ferlandis of Bergamo in 1760
1760 is in the 1760's. Thus, 1760-1769 is a decade.
2% of 1760 = 2% * 1760 = 0.02 * 1760 = 35.2
1760 yards in a mile.1760 yards in a mile.1760 yards in a mile.1760 yards in a mile.
1760 + 1760 + 176...
1760
1760
2/3 × $2640 = $1760