usability
タグをコピペすると、ブログなどにカンタン貼り付けできます。
各画像のライセンスに従って利用してください。被写体の肖像権、商標・意匠登録等にご注意ください。
詳しくはクリエイティブ・コモンズ・ライセンスの利用についてをご覧ください。

Water Lies in a Trench Created by Coal Company Strip Mining Off Route #800 near Barnesville, Ohio. 07/1974
by U.S. National Archives
by U.S. National Archives
No known copyright restrictions(著作権制限なし)

Twelve horse teams are used in taking ammunition over the heavy ground
by National Library of Scotland
by National Library of Scotland
No known copyright restrictions(著作権制限なし)
![[Machinists Using Niles-Bement-Pond Steam Hammer, Texas & Pacific Railway Company]](http://farm3.static.flickr.com/2842/12800954763_10e5fc0de6_m.jpg)
[Machinists Using Niles-Bement-Pond Steam Hammer, Texas & Pacific Railway Company]
by SMU Libraries Digital Collections
by SMU Libraries Digital Collections
No known copyright restrictions(著作権制限なし)
2,761件~2,820件 (全 556,472件)

























































