Henry Ford：My Life and Work, Additional Excerpt 332

At present costs, an acre would run about 40 cents only two cents representing depreciation and repairs. But this does not take account of the time element. The ploughing is done in about one fourth the time, with only the physical energy used to steer the tractor. Ploughing has become a matter of motoring across a field.

Source： https://www.gutenberg.org/ebooks/7213
Locator：Additional excerpt 332 · Verified：2026-10-19 · Verification：Short excerpt

公版传记；原文逐字取自 Project Gutenberg，仅摘录段落并附全书链接。

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