Thomas Jefferson's Farm Book, page 66

Source Record
Communication: TJs_FarmBook
SOURCE INFORMATION
Author Thomas Jefferson
Document Type Communication: TJs_FarmBook
Date 1772-1826
Place of Origin Monticello
Previous Page Thomas Jefferson’s Farm Book, page 65
Next Page Thomas Jefferson’s Farm Book, page 67
TRANSCRIPTION

Slides

Wheel barrows.

The two-wheeled barrow carries 4 loads of the single one, at once.

it is loaded & carried 30. yards in 3’ + 1½ = 4’½

it will do then exactly double the work in the same time. loading being equal.

a man digs & carries 50.yds. 5. cubical yards of earth in a day of 12. hours.

a man carries 75. bricks with old lime sticking to them, say 500.℔ in the two wheeled barrow on level ground.

24. cubic yards of very solid earth made 122. loads, which is 3½ cub. feet to a load.

Manuscript (Massachusetts Historical Society, Thomas Jefferson’s Farm Book, page 66). Scan available online here.