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Image: Test rig for naval mines, 21 March 1833, St Petersburg

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Description: Test rig for naval mines designed by Karl Schilder and Pavel Schilling. As held in St Petersburg on March 21, 1834. Legend: A - wooden target hut filled with ice blocks B, placed on 1 archin thick ice D, with layers of logs and ice C in between. The whole stack imitates the strength of a wooden frigate of the period. Sea bottom E is 13 feet below ice D. F and G are test charges of 80 and 120 pounds, one in a steel can and another in a wooden barrel, fired with Schilling's electric fuzes H.
Title: Test rig for naval mines, 21 March 1834, St Petersburg
Credit: Yarotsky, A.V. (1963). Павел Львович Шиллинг 1786-1837 [Pavel Lvovich Schilling] (2nd ed.). Izd. AN SSSR. The original is credited to Karl Schilder's report of 1834.
Author: Karl Ludwig von Schilder (d. 1854)
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

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