En
Ru| Title | Boxes of counterweight types: A-1 (with an additional box) with beam B-1 between farms 4 - 3 and 4¹ - 3¹, A-2 (without an additional box) with Balka B-2 between farms 3 - 2, 1 - 1¹,3¹ - 2¹ and a-1 (with an additional drawer) with Balka B-2 between farms 2 - 1, 2¹ - 1¹;Plans of beams and boxes, connections for boxes and scheme for the arrangement of counterweight palace bridge in St. Petersburg |
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| Series | 1795-1861 |
| Fonds | Plans and drawings of waterways and highways (collection) |
| Display format |