Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 184
MACKOLITE PARTITION TILE The adaptation of Mackolite Hollow Blocks for partitions dividing the variousfloors of a building into compartments, which is one of the most important parts inthe construction of fireproof buildings, may be treated of here. It can be readily seenthat economy of weight in…
Building materials
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