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24,457 · Keppler · "Improvements in or relating to Reinforced Concrete Structures" · Drawing 1
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24,457: 3 of 3

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Drawings: 663 of 667
A.D. 1909. OCT. 25, Nº 24,457.
KEPPLER'S COMPLETE SPECIFICATION.
 Fig. 1 Figure 1
 Fig. 2 Figure 2
 Fig. 3 Figure 3
 Fig. 4 Figure 4