Field implements

著者

• McKibben, Eugene G.
• Hopkins, John A. (John Abel)
• Griffin, R. Austin

書誌事項

Field implements

by Eugene G. McKibben, John A. Hopkins and R. Austin Griffin

（Report, no. A-11 . Studies in types and rates of technological change ; agriculture . Change in farm power and equipment）

Work Projects Administration, National Research Project, 1939

注記

"Studies of changing techniques and employment in agriculture. John A. Hopkins" -- half t.p

Includes bibliographical reference

詳細情報

• NII書誌ID(NCID): BA32132005
• 出版国コード: us
• タイトル言語コード: eng
• 本文言語コード: eng
• 出版地: Philadelphia, Pa.
• ページ数/冊数: xvi, 111 p.
• 大きさ: 26 cm
• 親書誌ID:
  • BA32132344