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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: 145,209 · Hyatt · "Improvement in Illuminating Ventilating-Steps" · Drawing Next: 146,074 · Ingalls · "Improvement in Illuminating Vault-Covers" · Drawing Navigation
Drawings: 97 of 667 		145,209 · Hyatt · Improvement in Illuminating Ventilating-Steps