corrugated galvanized iron
31John Summers & Sons — Ltd was a major United Kingdom iron and steel producer, latterly based at Shotton, Flintshire. The company was absorbed into British Steel in 1967.The founder, John Summers, was born in Bolton, Lancashire in 1822. While working as a clogger, he… …
32Roof — A roof is the covering on the uppermost part of a building. A roof protects the building and its contents from the effects of weather. Structures that require roofs range from a letter box to a cathedral or stadium, dwellings being the most… …
33Reinforced concrete — is concrete in which reinforcement bars ( rebars ), reinforcement grids, plates or fibers have been incorporated to strengthen the concrete in tension. It was invented by French gardener Joseph Monier in 1849 and patented in 1867.[1] The term… …
34Bridge No. 5827-Zumbro Falls — Infobox Bridge bridge name=Bridge No 5827 caption=The Zumbro Falls Bridge 5827 as seen from the north. official name= crosses=Stream Bed carries=TH 60 locale=Zumbro Falls, Minnesota design=Multi plate Arch mainspan= length=23 feet width=74 feet… …
35Worcester, Western Cape — Worcester   Town   Top: Dutch Reformed Church. Center left: Slave bell. Center right: Old house on Russell Street built in 1836. Bottom: View of Worcester looking north east …
