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Home / Education / Search / HISTORY & DEVELOPMENT (Vol. 1)
HISTORY & DEVELOPMENT (Vol. 1)
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Price: $119
Format: DVD » Add to Cart » Request Preview Access Catalogue Number: SLP000DV Producer: San Luis Video Publishing Subject: Tech/Voc Language: ENGLISH Grade Level: 9 - Post Secondary Country of Origin: U.S. Copyright Year: 2005 Running Time: 20 Rights: PPR Volume one of this four-part series deals with the history and development of agricultural machines. The video traces Biblical and Roman references to the very first threshers and harvesters. Observe how design elements from ancient tools have been incorporated into today's machines. Students will see how these early implements changed over time and find traditional farming techniques still in use in different parts of the world. Volume one shows how labor shortages, relief from hard labor and economic woes became the driving forces for agricultural mechanization. 20 minutes |
