Hydraulisk: formel til beregning af vandstrømmen og diagrammer over de forskellige huller og overløb, der tillader vandet at strømme. Anonym illustration fra 1925. Privat samling.(Hydraulic: formula for calculating the flow of water and diagrams of the various holes and weirs allowing the water to flow. Anonymous illustration from 1925. Private collection.)Anonymous Anonymous |
| € 133.36
Inklusive 25% moms |
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1925 · Engraving
· Billed-ID: 915739
Private Collection / Bridgeman Images |
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