Lesto
| Name | Lesto |
| Type | Steamer |
| GRT | 1,940 tons |
| Country |  British |
| Built | 1916 |
| Builder | S. P. Austin & Son, Ltd., Sunderland |
| Operator | Pelton SS. Co., Ltd., Newcastle |
| History |
U-boat attacks on Steamer Lesto
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 23 May 1917 | UC 21 (Reinhold Saltzwedel) | Sunk | 8 miles W of Ile du Pilier | 46.57N, 02.30W | Bilbao - Garston | iron ore | 4 |
| On the wreck site : http://www.wrecksite.eu/wreck.aspx?132351 | ||||||||
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