San Francisco : Architect and Engineer, Inc · leaf 544
f the exterior of an egg, accordingto the French dictionary. Anyhow, the principlewas used brilliantly by Wallace Neff in the con-struction of his Balloon House. The principlesare too involved to enter into here. Suffice it tosay that they were and will be used in the con-struction of the concrete… … UTILITY AIRCOOLERS are scientifically testedin our modern laboratory Utility Air Coolers, Fans and Blowers aretested for accuracy and efficiency in this mostmodern and complete laboratory, in accordancewith American Society of Heating and Venti-lating Engineers standard test code. These extensive…
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