30. 2000 lbs Capacity De Laval Clarifier : 無料・フリー素材/写真
30. 2000 lbs Capacity De Laval Clarifier / Community Archives of Belleville & Hastings County
| ライセンス | No known copyright restrictions(著作権制限なし) |
|---|---|
| 説明 | Promotional slide produced by Scott & Van Altena of 6 East 39th St., New York City, for the Educational Department of the De Laval Separator Company, probably in the 1920s.Donated to the Community Archives of Belleville and Hastings County by Mike and Sue Mills in October 2015. |
| 撮影日 | 1920-01-01 00:00:00 |
| 撮影者 | Community Archives of Belleville & Hastings County |
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