En
Ru| Title | The scheme of the layout of two hinges of the taper of the counterweight and the segment for the plot 1 / 1-2 / 2-2 / 1-2 / 3-3 / 2-3 / 4 and 4/3 of the adjustable span of the palace bridge in St. Petersburg |
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| Series | 1795-1861 |
| Fonds | Plans and drawings of waterways and highways (collection) |
| Display format |