Issue 22 and Volume 1888 4.

IRON IN BUILDING. A writer in an English magazine calls attention to the inferiority of iron as a building material, the perfection of which consists in a combination of lightness and strength. The latter element is especially necessary. But a material may in itself be very strong, and yet as a factor in construction may, by reason of its weight, be very weak, so that any structure of which it is a principal component part, will of necessity lack energy and endurance. Iron is a material of great strength, but it is very heavy, and experience teaches that a structure of iron is not necessarily one of strength and durability. The collapse of Maudslay’s steam-engine factory and of the great conservatory at Brighton (both in England) are cited as examples, “ The truth is,” says this writer, “ that although the material be so much stronger, yet unless its parts…

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