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5,723: 4 of 4

First: 8,058X · Rockwell · "Vault Light" · Drawing Last: 397,371 · Deutsche Glasbau-Gesellschaft · "Improvements in Moulds for use in the Construction of Floor Slabs, Wall Panels, Pavement Lights, Windows and the like of Glass Framed in Ferroconcrete" · Drawing Prev: 5,723 · Pitt · "Improvements in the Manufacture of Building Materials from Glass and in the Application of the same" · Drawing 1 Next: 361,983 · Brown · "Horse-Block" · Drawing Navigation
Drawings: 267 of 667 		A.D. 1887. APRIL 19, Nº 5723.
PITT'S COMPLETE SPECIFICATION.
Figure 2
Figure 3
Figures 4 and 5