The first tractors were hulking masses of steel. These monstrous machines—weighing between 40,000 and 60,000 pounds—were powered by steam engines. The shift from animal-powered to mechanically powered farming increased productivity and made what had always been a challenging occupation more efficient. Now with everything from self-steering tractors to automated no-till farming (a way of growing crops without disturbing the soil), agricultural efficiency continues to move forward.
- Earring Length: ~1.25″
- These antique-silver metal charms have been treated with a protective coating to prolong their shiny finish.
- The stainless steel earwires are nickel-free and lead-free.
3 in stock