McCormick was born on the 620-acre farm known historically as “Walnut Grove Farm” in 1809. He built the first practical grain reaper, which was successfully demonstrated in a field of oats owned by John Steele in nearby Steeles Tavern in 1831.
1831
YearAdded:
Image Credit:
Courtesy of the Shenandoah Valley Agricultural Research and Extension Center.
Image Caption:
The McCormick reaper was first demonstrated at the Walnut Grove Farm in Virginia.
Era_date_from:
1831
1972
The Borden Base Line is a 39,009.73 feet (7.42 miles ) survey line through the State of Massachusetts. The line was the first project of its kind undertaken in America and its establishment was the key element for Massachusetts pioneering mandate to survey the entire state.
The challenge was to use trigonometrical principles, instead of astronomical observation alone, to provide greater accuracy in surveying large areas.
YearAdded:
Image Credit:
Public Domain (Copyright Exp.)
Image Caption:
An 1871 map of Massachusetts highlighting the Borden Base Line
Era_date_from:
1831
1981
The Borden Base Line is a 39,009.73 feet (7.42 miles ) survey line through the State of Massachusetts. The line was the first project of its kind undertaken in America and its establishment was the key element for Massachusetts pioneering mandate to survey the entire state.
The…
Read More
McCormick was born on the 620-acre farm known historically as “Walnut Grove Farm” in 1809. He built the first practical grain reaper, which was successfully demonstrated in a field of oats owned by John Steele in nearby Steeles Tavern in 1831.
Patented in 1834, the reaper is credited…
Read More