Chicago : Engineering and Contracting Pub. Co. · leaf 271
Fig. 1. (3) Combination pavements composed ofiron pockets containing gravel, wood blocks,or bituminous materials. (4) Iron paving blocks. The first patent for an iron pavement wasgranted in 1843 to Mr. W. D. Terry. A sec-tion of the pavement is shown in Fig. 1. Ex-amples of other early iron… … Fig. 2. devising pavements composed of hollow cells.S. H. Titus and Otto Des Granges weregranted one of the earliest patents (No.18,417) for a cellular iron pavement. A per-spective view of one of the blocks is shownin Fig. 9. The block composing this pave-ment was made 1 ft. square. The blocks…
Buildings
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